 Our People
 Mathematics, Statistics, And Applied Mathematics
Dr. Donal O'Regan M.Sc.,Ph.D.
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Biography:
Peer Reviewed Journals
OREGAN, D (1992) 'SOME EXISTENCE PRINCIPLES AND SOME GENERAL RESULTS FOR SINGULAR NONLINEAR 2 POINT BOUNDARYVALUEPROBLEMS'. Journal Of Mathematical Analysis And Applications, 166 :2440. [Details] 
OREGAN, D (1992) 'EXISTENCE THEOREMS FOR CERTAIN CLASSES OF SINGULAR BOUNDARYVALUEPROBLEMS'. Journal Of Mathematical Analysis And Applications, 168 :523539. [Details] 
OREGAN, D (1993) 'NONLINEARSYSTEMS OF 2 POINT BOUNDARYVALUEPROBLEMS'. Nonlinear AnalysisTheory Methods & Applications, 20 :979991. [Details] 
OREGAN, D (1993) 'SOME GENERAL EXISTENCE PRINCIPLES AND RESULTS FOR (PHI(Y'))=QF(T,Y,Y'),OLESSTHANTLESSTHAN1'. Siam Journal On Mathematical Analysis, 24 :648668. [Details] 
OREGAN, D (1993) 'EXISTENCE OF SOLUTIONS TO SOME DIFFERENTIAL DELAY EQUATIONS'. Nonlinear AnalysisTheory Methods & Applications, 20 :7995. [Details] 
OREGAN, D (1993) 'SINGULAR NONLINEAR DIFFERENTIALEQUATIONS'. Utilitas Mathematica, 44 :165176. [Details] 
OREGAN, D (1993) 'SINGULAR STURM LIOUVILLE PROBLEMS AND EXISTENCE OF SOLUTIONS TO SINGULAR NONLINEAR BOUNDARYVALUEPROBLEMS'. Nonlinear AnalysisTheory Methods & Applications, 20 :767779. [Details] 
OREGAN, D (1994) 'EXISTENCE THEORY FOR THE EQUATIONS (G'(Y))'=QF(T,Y,Y') AND (G'(Y)PH(Y))'=P'H(Y)+QF(T,Y)'. Journal Of Mathematical Analysis And Applications, 183 :435470. [Details] 
OREGAN, D (1994) 'NONRESONANCE AND EXISTENCE FOR SINGULAR BOUNDARYVALUEPROBLEMS'. Nonlinear AnalysisTheory Methods & Applications, 23 :165186. [Details] 
OREGAN, D. et al. (1994) 'EXISTENCE RESULTS FOR DIFFERENTIALEQUATIONS WITH REFLECTION OF THE ARGUMENT'. JOURNAL OF THE AUSTRALIAN MATHEMATICAL SOCIETY SERIES APURE, 57 :237260. [Details] 
OREGAN, D (1995) 'EXISTENCE THEORY FOR NONRESONANT SINGULAR BOUNDARYVALUEPROBLEMS'. Proceedings Of The Edinburgh Mathematical Society, 38 :431447. [Details] 
ORegan, D (1995) 'Resonant singular boundary value problems'. Rocky Mountain Journal Of Mathematics, 25 :14591475. [Details] 
OREGAN, D (1995) 'EXISTENCE RESULTS FOR NONLINEAR INTEGRALEQUATIONS'. Journal Of Mathematical Analysis And Applications, 192 :705726. [Details] 
OREGAN, D. et al. (1995) 'BOUNDARYVALUEPROBLEMS ON NONCOMPACT INTERVALS'. PROCEEDINGS OF THE ROYAL SOCIETY OF EDINBURGH SECTION AMATH, 125 :777799. [Details] 
OREGAN, D (1995) 'A FIXEDPOINT THEOREM FOR CONDENSING OPERATORS AND APPLICATIONS TO HAMMERSTEIN INTEGRALEQUATIONS IN BANACHSPACES'. Computers & Mathematics With Applications, 30 :3949. [Details] 
OREGAN, D (1995) 'MEASURES OF NONCOMPACTNESS, DARBO MAPS AND DIFFERENTIALEQUATIONS IN ABSTRACT SPACES'. Acta Mathematica Hungarica, 69 :233261. [Details] 
ORegan, D (1996) 'Fixed point theorems for nonlinear operators'. Journal Of Mathematical Analysis And Applications, 202 :413432. [Details] 
ORegan, D (1996) 'Integral equations in reflexive Banach spaces and weak topologies'. Proceedings Of The American Mathematical Society, 124 :607614. [Details] 
ORegan, D (1996) 'Fixedpoint theory for the sum of two operators'. Applied Mathematics Letters, 9 :18. [Details] 
ORegan, D (1996) 'Some fixed point theorems for concentrative mappings between locally convex linear topological spaces'. Nonlinear AnalysisTheory Methods & Applications, 27 :14371446. [Details] 
OREGAN, D. et al. (1996) 'A fixedpoint theorem for weakly condensing operators'. PROCEEDINGS OF THE ROYAL SOCIETY OF EDINBURGH SECTION AMATH, 126 :391398. [Details] 
ORegan, D (1996) 'Continuation fixed point theorems for locally convex linear topological spaces'. Mathematical And Computer Modelling, 24 :5770. [Details] 
ORegan, D (1996) 'Integral inclusions of upper semicontinuous or lower semicontinuous type'. Proceedings Of The American Mathematical Society, 124 :23912399. [Details] 
ORegan, D (1996) 'Boundary value problems singular in the solution variable with nonlinear boundary data'. Proceedings Of The Edinburgh Mathematical Society, 39 :505523. [Details] 
ORegan, D (1996) 'Nonresonant nonlinear singular problems in the limit circle case'. Journal Of Mathematical Analysis And Applications, 197 :708725. [Details] 
ORegan, D (1997) 'Singular Dirichlet boundary value problems .1. Superlinear and nonresonant case'. Nonlinear AnalysisTheory Methods & Applications, 29 :221245. [Details] 
ORegan, D (1997) 'Fixed points for M* and regularly approximable maps'. Integral Equations And Operator Theory, 28 :321329. [Details] 
ORegan, D (1997) 'A general existence principle for strong solutions to the dirichlet problem for the equation Delta u+f(t,u)=O'. Applied Mathematics Letters, 10 :2932. [Details] 
ORegan, D (1997) 'Existence of nonnegative solutions to superlinear nonpositone problems via a fixed point theorem in cones of banach spaces'. Dynamics Of Continuous Discrete And Impulsive Systems, 3 :517530. [Details] 
O'Regan, D (1998) 'Fixed point theorems and equilibrium points in abstract economies'. Bulletin Of The Australian Mathematical Society, 58 :3341. [Details] 
O'Regan, D (1998) 'Fixed points for setvalued mappings in locally convex linear topological spaces'. Mathematical And Computer Modelling, 28 :4555. [Details] 
O'Regan, D (1998) 'Coincidence principles and fixed point theory for mappings in locally convex spaces'. Rocky Mountain Journal Of Mathematics, 28 :14071445. [Details] 
O'Regan, D (1998) 'Operator equations in Banach spaces relative to the weak topology'. Archiv Der Mathematik, 71 :123136. [Details] 
O'Regan, D (1998) 'A continuation theory for weakly inward maps'. Glasgow Mathematical Journal, 40 :311321. [Details] 
O'Regan, D (1998) 'Fixed points and random fixed points for weakly inward approximable maps'. Proceedings Of The American Mathematical Society, 126 :30453053. [Details] 
O'Regan, D (1998) 'Nonlinear operator approximation theory'. Numerical Functional Analysis And Optimization, 19 :587592. [Details] 
O'Regan, D (1998) 'Continuation methods based on essential and 0epi maps'. Acta Applicandae Mathematicae, 54 :319330. [Details] 
O'Regan, D (1998) 'Singular Dirichlet boundary value problems II: Resonance case'. Czechoslovak Mathematical Journal, 48 :269289. [Details] 
O'Regan, D (1998) 'Singular differential equations with linear and nonlinear boundary conditions'. Computers & Mathematics With Applications, 35 :8197. [Details] 
O'Regan, D (1998) 'A continuation type result for random operators'. Proceedings Of The American Mathematical Society, 126 :19631971. [Details] 
O'Regan, D (1998) 'Approximation of solutions of nonlinear operator equation on the half line'. Computers & Mathematics With Applications, 35 :6577. [Details] 
O'Regan, D (1998) 'Coincidences for admissible and Phi star maps and minimax inequalities'. Journal Of Mathematical Analysis And Applications, 220 :322333. [Details] 
O'Regan, D (1998) 'Fixedpoint theory for multivalued mappings in completely regular topological vector spaces'. Mathematical And Computer Modelling, 28 :715. [Details] 
O'Regan, D (1998) 'Fixedpoint theory for weakly sequentially continuous mappings'. Mathematical And Computer Modelling, 27 :114. [Details] 
O'Regan, D (1998) 'New fixedpoints results for 1set contractive set valued maps'. Computers & Mathematics With Applications, 35 :2734. [Details] 
O'Regan, D,Meehan, M (1999) 'Periodic and almost periodic solutions of integral equations'. Applied Mathematics And Computation, 105 :121136. [Details] 
O'Regan, D (1999) 'Random fixed point theory for multivalued maps'. Stochastic Analysis And Applications, 17 :597607. [Details] 
O'Regan, D (1999) 'Multivalued operator equations on noncompact intervals'. Dynamics Of Continuous Discrete And Impulsive Systems, 6 :6975. [Details] 
O'Regan, D (1999) 'Homotopy and epi maps'. Archiv Der Mathematik, 73 :459464. [Details] 
O'Regan, D (1999) 'Fixed points and random fixed points for alphaLipschitzian maps'. Nonlinear AnalysisTheory Methods & Applications, 37 :537544. [Details] 
O'Regan, D (1999) 'Weak solutions of ordinary differential equations in Banach spaces'. Applied Mathematics Letters, 12 :101105. [Details] 
O'Regan, D (1999) 'Continuation principles and dessential maps'. Mathematical And Computer Modelling, 30 :16. [Details] 
O'Regan, D (1999) 'Multivalued differential equations in Banach spaces'. Computers & Mathematics With Applications, 38 :109116. [Details] 
O'Regan, D (1999) 'Weakly contractive zero epi maps'. Mathematical And Computer Modelling, 30 :2125. [Details] 
O'Regan, D (1999) 'Nonlinear alternatives for multivalued maps with applications to operator inclusions in abstract spaces'. Proceedings Of The American Mathematical Society, 127 :35573564. [Details] 
O'Regan, D (1999) 'Existence and approximation of fixed points for multivalued maps'. Applied Mathematics Letters, 12 :3743. [Details] 
O'Regan, D,Precup, R (2000) 'Fixed point theorems for setvalued maps and existence principles for integral inclusions'. Journal Of Mathematical Analysis And Applications, 245 :594612. [Details] 
O'Regan, D (2000) 'Fixedpoint and random fixedpoint theorems in cones of Banach spaces'. Mathematical And Computer Modelling, 32 :14731483. [Details] 
O'Regan, D (2000) 'A multiplicity fixed point theorem in Frechet spaces'. Zeitschrift Fur Analysis Und Ihre Anwendungen, 19 :853862. [Details] 
O'Regan, D (2000) 'Fixed point theory of Monch type for weakly sequentially upper semicontinuous maps'. Bulletin Of The Australian Mathematical Society, 61 :439449. [Details] 
O'Regan, D (2000) 'Weakly inward zero EPI maps'. Applied Mathematics Letters, 13 :1316. [Details] 
O'Regan, D,Agarwal, RP (2000) 'Singular problems: An upper and lower solution approach'. Journal Of Mathematical Analysis And Applications, 251 :230250. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Fixed points and essentiality for weakly continuous maps'. Nonlinear Analysis Forum, 6 :281290. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Fixed point theorems for multivalued maps with closed values on complete gauge spaces'. Applied Math. Letters, 14 (7):831836. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Fixed point theorems for countably condensing maps on Fr´echet spaces'. Computers and Mathematics with Applications, 42 (06Jul):909916. [Details] 
OREGAN, D., Precup, R. (2001) 'Existence criteria for integral equations in Banach spaces'. Journal of Inequalities and Applications, 6 :7797. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'A note on the existence of solutions to initial and boundary value problems in the complex domain'. Complex Variables, Theory and Applications, 44 :331340. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'A note on equilibria for abstract economies'. Mathematical and Computer Modelling, 34 (03Apr):331343. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Hermite continuous and discrete boundary value problems'. Nonlinear Studies, 8 :5363. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Variational inequalities, coincidence theory and minimax inequalities'. Applied Math. Letters, 14 (8):989996. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Singular problems on the infinite interval modelling phenomena in draining flows'. IMA Journal of Applied Mathematics, 66 :621635. [Details] 
O'REGAN, D., Agarwal, R.P., Bohner, M. (2001) 'Time scale systems on infinite intervals'. Proc. ThirdWorld Congress of Nonlinear Analysts, Nonlinear Analysis, 47 :837848. [Details] 
OREGAN, D., Agarwal, R.P., Lakshmikantham, V. (2001) 'Twin nonnegative solutions for higher order boundary value problems'. Nonlinear Analysis, 43 :6173. [Details] 
O'REGAN, D. (2001) 'Upper and lower solutions for singular problems arising in the theory of membrane response of a spherical cap'. Proc. Third World Congress of Nonlinear Analysts, Nonlinear Analysis, 47 :11631174. [Details] 
O'REGAN, D., Meehan, M. (2001) 'Positive solutions for Fredholm multivalued equations'. Proceedings of Dynamic Systems and Applications, 3 :425431. [Details] 
O'REGAN, D., Agarwal, R.P., Lakshmikantham, V. (2001) 'Quadratic forms and nonlinear nonresonant singular second order boundary value problems of limit circle type'. Zeitschrift für Analysis und ihre Anwendungen, 20 :727737. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Admissibility and existence principles for integral and discrete equations and inclusions on the half line: a fixed point approach'. Journal of Nonlinear and Convex Analysis, 2 :393414. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Homotopy and existence of solutions for the nonlinear equation Lx 2 N x'. Nonlinear Analysis, 44 :537544. [Details] 
O'REGAN, D. (2001) 'Homotopy results for admissible multifunctions'. Nonlinear Functional Analysis and Applications, 6 :217228. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'A fixed point theorem of Leggett Williams type with applications to single and multivalued equations'. Georgian Mathematical Journal, 8 :1325. [Details] 
O'REGAN, D., Meehan, M. (2001) 'Positive Lp solutions of Hammerstein integral equations'. Archiv der Mathematik, 76 :366376. [Details] 
O'REGAN, D., Shahzad, N. (2001) 'Multiple random fixed points for multivalued random maps'. Dynamic Systems and Applications, 10 :110. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Nonlinear Urysohn discrete equations on the infinite interval: a fixed point approach'. Computers and Mathematics with Applications, 42(3/5)(2001), 273281, 42 (03May):273281. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Fixed point theory for maps with lower semicontinuous selections and equilibrium theory for abstract economies'. Journal of Nonlinear and Convex Analysis, 2 :3146. [Details] 
O'REGAN, D., Agarwal, R.P., Lakshmikantham, V. (2001) 'Existence criteria for singular initial value problems with sign changing nonlinearities'. Mathematical Problems in Engineering, 7 :503524. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Continuation theorems for countably condensing maps'. Nonlinear Functional Analysis and Applications, 6 :18. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'A note on a singular integral equation arising in a problem in communications'. Zeitschrift für Angewandte Mathematik und Mechanik, 81 . [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'A generalization of the KrasnoselskiiPetryshyn compression and expansion theorem: an essential map approach'. J. Korean Math. Society, 38 :669681. [Details] 
O'REGAN, D. (2001) 'Continuation theory for Mönch type perturbations of linear Fredholm maps of index zero'. Nonlinear Functional Analysis and Applications, 6 :369376. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Continuums of solutions for integral inclusions on the half line'. Korean Jour. Computational and Applied Math, 8 :399411. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Essentiality and Mönch type maps'. Proc. Amer. Math. Society, 201 :10151020. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Existence of positive solutions to time scale equations using time scale inequalities'. Journal of Difference Equations and Applications, 7 . [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Existence of three solutions to integral and discrete equations via the Leggett Williams fixed point theorem'. Rocky Mountain Jour. Math, 31 :2335. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Cone compression and expansion fixed point theorems in Fréchet spaces with applications'. Jour. Differential Equations, 17 :412429. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Existence theory for single and multiple periodic and almost periodic solutions of nonlinear integral equations'. Nonlinear Oscillations, 4 :215. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Existence theory for single and multiple solutions to singular positone boundary value problems'. Jour. Differential Equations, 175 :393414. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Fixed point theory for maps having convexly totally bounded ranges'. Bull. Korean Mathematical Society, 38 :669677. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'A generalization of the Petryshyn Leggett Williams fixed point theorem with applications to integral inclusions'. Applied Mathematics and Computation, 123 :263274. [Details] 
O'REGAN, D. (2001) 'Twin solutions to right focal (1, n1) singular boundary value problems'. Proceedings of Dynamic Systems and Applications, 3 :497504. [Details] 
OREGAN, D., Frigon, M. (2001) 'Second order SturmLiouville bvp’s with impulses at variable moments'. Dynamics of Continuous, Discrete and Impulsive Systems (Ser. A: Mathematical Analysis), 8 :149159. [Details] 
O'REGAN. D., Agarwal, R.P., Grace, S.R. (2001) 'Oscillation criteria for certain nth order differential equations with deviating arguments'. Jour. Math. Analysis and Applications, 262 :601622. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Nonlinear boundary value problems on time scales'. Nonlinear Analysis, 44 :527544. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Multiplicity results for singular conjugate, focal and (n, p) problems'. Jour. Differential Equations, 170 :142156. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Multiple nonnegative solutions to singular and nonsingular discrete problems'. Aequationes Mathematicae, 61 :97112. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Fixed point theory for set valued mappings between topological vector spaces having sufficiently many linear functionals'. Computers and Mathematics with Applications, 41 (07Aug):917928. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Nonlinear essential maps of M¨onch, 1set contractive demicompact and monotone (S)+ type'. Journal of Applied Mathematics and Stochastic Analysis, 14 :293301. [Details] 
O'REGAN, D., Meehan, M. (2001) 'A note on positive solutions of Fredholm integral equations and related boundary value problems'. Math. Proc. Royal Irish Academy, 101A :7585. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'A note on upper and lower solutions for singular initial value problems'. Math. Meth. Appl. Sci, 24 :4957. [Details] 
O'REGAN, D. (2001) 'Essential upper semicontinuous compact maps on normal topological vector spaces which have the fixed point property'. Fixed Point Theory and Applications, 2 :1725. [Details] 
O'REGAN, D. (2001) 'Fixed point theorems for the Bkadmissible maps of Park'. Applicable Analysis, 79 :173185. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Continuous and discrete boundary value problems on the infinite interval: existence theory'. Mathematika, 48 :273292. [Details] 
OREGAN, D., Agarwal, R.P. (2001) 'Fixed point theory for self maps between Fréchet spaces'. Jour. Mathematical Analysis and Applications, 256 :498512. [Details] 
O'REGAN, D., Agarwal, R.P., Lakshmikantham, V. (2001) 'Singular nonresonant Dirichlet boundary value problems and quadratic forms'. Nonlinear Studies, 8 :1320. [Details] 
OREGAN, D., Agarwal, R.P. (2002) 'KKM maps and fixed point theory'. Fixed Point Theory and Applications, 3 :113. [Details] 
O'REGAN, D., Frigon, M. (2002) 'Fuzzy contractive maps and fuzzy fixed points'. Fuzzy Sets and Systems, 129 :3945. [Details] 
O'REGAN, D., Agarwal, R.P., Sambandham, M. (2002) 'Random degree and essentiality for countably condensing maps'. Stochastic Analysis and Applications, 16 :11691176. [Details] 
O'REGAN, D. (2002) 'A unified fixed point theory for countably Pconcentrative multimaps'. Applicable Analysis, 81 :565574. [Details] 
O'REGAN, D., Meehan, M. (2002) 'Positive solutions of Volterra integral equations using integral inequalities'. Journal of Inequalities and Applications, 7 :285307. [Details] 
O'REGAN, D., Agarwal, R.P., Park, S. (2002) 'Fixed point theory for multimaps in extension type spaces'. Jour. Korean Mathematical Society, 39 :579591. [Details] 
OREGAN, D., Agarwal, R.P. (2002) 'Singular differential, integral and discrete equations: the semipositone case'. Moscow Mathematical Journal, 2 :115. [Details] 
O'REGAN, D. (2002) 'Upper and lower solutions for problems with singular sign changing nonlinearities and with nonlinear boundary data'. Topological Methods in Nonlinear Analysis, 19 :375390. [Details] 
O'REGAN, D., Frigon, M. (2002) 'A LeraySchauder alternative for M¨onch maps on closed subsets of Fr´echet spaces'. Zeitschrift f¨ur Analysis und ihre Anwendungen, 21 :753760. [Details] 
O'REGAN, D., Agarwal, R.P., Sambandham, M. (2002) 'A note on random fixed point theorems for single valued generalized contractive random maps'. Nonlinear Analysis Forum, 7 :231236. [Details] 
OREGAN, D., Agarwal, R.P. (2002) 'Fixed points, morphisms, countably condensing pairs and index theory'. Nonlinear Functional Analysis and Applications, 7 :241253. [Details] 
O'REGAN, D. (2002) 'FuriPera type theorems for the Uk c admissible maps of Park'. Math. Proc. Royal Irish Academy, 102A :163173. [Details] 
OREGAN, D., Agarwal, R.P. (2002) 'Homotopy and LeraySchauder principles for multimaps'. Nonlinear Analysis Forum, 7 :103111. [Details] 
OREGAN, D., Agarwal, R.P. (2002) 'Hyperconvex spaces and fixed points'. Georgian Math. Journal, 9 :199206. [Details] 
OREGAN, D., Agarwal, R.P. (2002) 'An upper and lower solution approach for a generalized ThomasFermi theory of neutral atoms'. Mathematical Problems in Engineering, 8 :135142. [Details] 
OREGAN, D., Agarwal, R.P. (2002) 'An upper and lower solution approach for singular boundary value problems with sign changing nonlinearities'. Math. Meth. Appl. Sci, 25 :491506. [Details] 
OREGAN, D., Agarwal, R.P. (2002) 'Infinite interval problems modelling the flow of a gas through a semiinfinite porous medium'. Studies in Appl. Math, 108 :245257. [Details] 
OREGAN, D., Agarwal, R.P. (2002) 'Existence criteria for singular boundary value problems with sign changing nonlinearities'. Jour. Differential Equations, 183 :409433. [Details] 
O'REGAN, D., Agarwal, R.P., Lu, H. (2002) 'Eigenvalues and the onedimensional pLaplacian'. Jour. Math. Analysis and Applications, 266 :383400. [Details] 
O'REGAN, D., Agarwal, R.P., Peterson, A. (2002) 'Dynamic equations on time scales: a survey'. Jour. Computational and Applied Mathematics, 141 :126. [Details] 
O'REGAN, D., Agarwal, R.P., Lakshmikantham, V., Leela, S. (2002) 'An upper and lower solution theory for singular EmdenFowler equations'. Nonlinear Analysis (Real World Applications), 3 :275291. [Details] 
O'REGAN, D., Agarwal, R.P., Lakshmikantham, V. (2002) 'Nonuniform nonresonance at the first eigenvalue for singular boundary value problems with sign changing nonlinearities'. Jour. Mathematical Analysis and Applications, 274 :404423. [Details] 
OREGAN, D., Agarwal, R.P. (2002) 'Singular integral equations arising in Homann flow'. Dynamics of Continuous, Discrete and Impulsive Systems (Ser. B: Applications and Algorithms), 9 :481488. [Details] 
O'REGAN, D., Agarwal, R.P., Meehan, M. (2002) 'Positive Lp and continuous solutions for Fredholm integral inclusions'. Set Valued Mappings with Applications in Nonlinear Analysis, :19. [Details] 
O'REGAN, D., Agarwal, R.P., Grace, S.R. (2002) 'On the oscillation of second order functional differential equations'. Advances in Mathematical Sciences and Applications, 12 :257272. [Details] 
O'REGAN, D., Agarwal, R.P., Grace, S.R. (2002) 'Nonoscillatory solutions of delay and neutral differential equations'. Applicable Analysis, 81 :12211244. [Details] 
O'REGAN. D., Lu, H., Zhong, C. (2002) 'Multiple positive solutions for the onedimensional singular pLaplacian'. Applied Mathematics and Computation, 133 :407422. [Details] 
OREGAN, D., Agarwal, R.P. (2002) 'Fixed point theory for acyclic maps between topological vector spaces having sufficiently many linear functionals, and generalized contractive maps with closed values between complete metric spaces'. Set Valued Mappings with Applications in Nonlinear Analysis, :1726. [Details] 
O'REGAN, D., Franco, D., Nieto, J.J. (2002) 'Existence of nonnegative solutions for resonant periodic boundary value problems with impulses'. Nonlinear Studies, 9 :110. [Details] 
OREGAN, D., Agarwal, R.P. (2002) 'Countably collectively condensing operator approximation theory'. International Journal of Computational and Numerical Analysis and Applications, 1 :115. [Details] 
OREGAN, D., Agarwal, R.P. (2002) 'Boundary value problems with sign changing nonlinearities for second order singular ordinary differential equations'. Applicable Analysis, 81 :13291346. [Details] 
OREGAN, D., Agarwal, R.P. (2002) 'A note on the structure of the solution set for the Cauchy differential inclusion in Banach spaces'. Set Valued Mappings with Applications in Nonlinear Analysis, :1115. [Details] 
OREGAN, D., Agarwal, R.P. (2002) 'Fixed point theory for weakly sequentially upper semicontinuous maps with applications to differential inclusions'. Nonlinear Oscillations, 5 :287296. [Details] 
OREGAN, D., Agarwal, R.P. (2002) 'Nonlinear boundary value problems on the semiinfinite interval: an upper and lower solution approach'. Mathematika, 49 :129140. [Details] 
OREGAN, D., Agarwal, R.P. (2002) 'Countably Pconcentrative pairs and the coincidence index'. Applied Math. Letters, 15 :439444. [Details] 
O'REGAN, D., Agarwal, R.P., Lakshmikantham, V., Leela, S. (2002) 'Existence of positive solutions for singular initial and boundary value problems via the classical upper and lower solution approach'. Nonlinear Analysis, 50 :215222. [Details] 
O'REGAN, D., Agarwal, R.P., Grace, S.R. (2002) 'Existence of positive solutions to semipositone Fredholm integral equations'. Funkcialaj Ekvacioj, 45 :223235. [Details] 
OREGAN, D., Agarwal, R.P. (2002) 'Collectively fixed point theorems'. Nonlinear Analysis Forum, 7 :167179. [Details] 
OREGAN, D., Agarwal, R.P. (2002) 'Boundary value problems on the half line modelling phenomena in the theory of colloids'. Mathematical Problems in Engineering, 8 :143150. [Details] 
O'REGAN, D., Agarwal, R.P., Grace, S.R. (2002) 'Oscillation criteria of comparison type for higher order difference equations'. Nonlinear Analysis Forum, 7 :7391. [Details] 
OREGAN, D., Agarwal, R.P. (2002) 'Existence theory for singular initial and boundary value problems: a fixed point approach'. Applicable Analysis, 81 :391434. [Details] 
O'REGAN, D., Lu, H. (2002) 'A general existence theorem for the singular equation (_x001E_p(y0))0 +f(t, y) ='. Mathematical Inequalities and Applications, 5 :6978. [Details] 
O'REGAN, D., Dhage, B.C. (2002) 'A lattice fixed point theorem and multivalued differential equations'. Functional Differential Equations, 9 :109115. [Details] 
O'REGAN, D., Agarwal, R.P., Bohner, M. (2002) 'Time scale boundary value problems on infinite intervals'. Jour. Computational and Applied Mathematics, 141 :2734. [Details] 
O'REGAN, D., Agarwal, R.P., Sambandham, M. (2002) 'Random fixed point theory for multivalued countably condensing random operators'. Stochastic Analysis and Applications, 16 :11571168. [Details] 
OREGAN, D., Agarwal, R.P. (2002) 'Multivalued nonlinear equations on the half line: a fixed point approach'. Korean Jour. Computational and Applied Math, 9 :509524. [Details] 
O'REGAN, D., Precup, R. (2002) 'Integrable solutions of Hammerstein integral inclusions in Banach spaces'. Dynamics of Continuous, Discrete and Impulsive Systems (Ser. A: Mathematical Analysis), 9 :165176. [Details] 
OREGAN, D., Agarwal, R.P. (2002) 'Fixed points for admissible multimaps'. Dynamic Systems and Applications, 11 :437448. [Details] 
OREGAN, D., Agarwal, R.P. (2002) 'Upper and lower solutions for singular problems with nonlinear boundary data'. Nonlinear Differential Equations and Applications, 9 :419440. [Details] 
OREGAN, D., Agarwal, R.P. (2003) 'Singular problems motivated from classical upper and lower solutions'. Acta Mathematica Hungarica, 100 :245256. [Details] 
O'REGAN, D., Agarwal, R.P., Avery, R., Henderson, J. (2003) 'The five functionals fixed point theorem generalized to multivalued maps'. Journal of Nonlinear and Convex Analysis, 4 :455462. [Details] 
O'REGAN, D., Franco, D., Nieto, J.J. (2003) 'Upper and lower solutions for first order problems with nonlinear boundary conditions'. Extracta Mathematicae, 18 :153160. [Details] 
O'REGAN, D., Shahzad, N. (2003) 'Random and deterministic fixed point and approximation results for countably 1setcontractive multimaps)'. Applicable Analysis, 82 :10551084. [Details] 
O'REGAN, D., Agarwal, R.P., Shahzad, N. (2003) 'Random fixed point theory in spaces with two metrics'. Jour. Applied Mathematics and Stochastic Analysis, 16 :171176. [Details] 
O'REGAN, D., Agarwal, R.P., Lu, H. (2003) 'A necessary and sufficient condition for the existence of positive solutions to the singular pLaplacian'. Zeitschrift f¨ur Analysis und ihre Anwendungen, 22 :689709. [Details] 
O'REGAN, D. (2003) 'A note on a new essential map approach for DKT maps'. Nonlinear Functional Analysis and Applications, 8 :603608. [Details] 
O'REGAN, D., Agarwal, R.P., Lakshmikantham, V. (2003) 'A stacking theorem approach for fuzzy differential equations'. Nonlinear Analysis, 55 :299312. [Details] 
O'REGAN, D., Agarwal, R.P., Cho, Y.J. (2003) 'Homotopy invariant results on complete gauge spaces'. Bulletin Australian Math. Society, 67 :241248. [Details] 
OREGAN, D., Agarwal, R.P. (2003) 'Homotopy results for weakly sequentially upper semicontinuous maps'. Nonlinear Functional Analysis and Applications, 8 :111122. [Details] 
O'REGAN, D., Agarwal, R.P., Cho, Y.J. (2003) 'Homotopy type results for nonlinear contractions on spaces with two metrics'. Fixed Point Theory and Applications, 5 :19. [Details] 
O'REGAN, D., Agarwal, R.P., Lakshmikantham, V. (2003) 'An upper and lower solution approach for nonlinear singular boundary value problems with y0 dependence'. Archives of Inequalities and Applications, 1 :119135. [Details] 
OREGAN, D., Agarwal, R.P. (2003) 'Infinite interval problems arising in the model of a slender dry patch in a liquid film draining under gravity down an inclined plane'. Methods and Applications of Analysis, 10 :363375. [Details] 
OREGAN, D., Agarwal, R.P. (2003) 'Infinite interval problems modelling phenomena which arise in the theory of plasma and electrical potential theory'. Studies in Applied Mathematics, 111 :339358. [Details] 
OREGAN, D., Agarwal, R.P. (2003) 'Integrable singularities and weakly sequentially continuous maps'. Zeitschrift f¨ur Analysis und ihre Anwendungen, 22(2003), 4351, 22 :4351. [Details] 
OREGAN, D., Agarwal, R.P. (2003) 'Infinite interval problems arising in nonlinear mechanics and nonNewtonian fluid theory'. International Journal of Nonlinear Mechanics, 38 :13691376. [Details] 
O'REGAN, D., Franco, D., Nieto, J.J. (2003) 'Antiperiodic boundary value problems for nonlinear first order ordinary differential equations'. Mathematical Inequalities and Applications, 6 :477485. [Details] 
O'REGAN, D., Zhou, Y., Agarwal, R.P. (2003) 'Existence of nonoscillatory solutions of higher order partial difference equations of neutral type'. Dynamic Systems and Applications, 12 :509520. [Details] 
O'REGAN, D., Agarwal, R.P., Grace, S.R. (2003) 'Discrete semipositone higher order equations'. Computers and Mathematics with Applications, 45 :11711179. [Details] 
O'REGAN, D., Shahzad, N., Agarwal, R.P. (2003) 'Common fixed point theory for compatible maps'. Nonlinear Analysis Forum, 8 :179222. [Details] 
OREGAN, D., Agarwal, R.P. (2003) 'BirkhoffKellogg theorems on invariant directions for multimaps'. Abstract and Applied Analysis, 7 :435448. [Details] 
OREGAN, D., Agarwal, R.P. (2003) 'A singular Homann differential equation'. Zeitschrift f¨ur Angewandte Mathematik und Mechanik, 83 :344350. [Details] 
O'REGAN, D. (2003) 'A Krasnoselskii cone compression theorem for Uk c maps'. Math. Proc. Royal Irish Academy, 103A :5559. [Details] 
O'REGAN, D., Agarwal, R.P., Rachunkova , I., Stanek, S. (2003) 'Two point higher order BVP’s with singularities in phase variables'. Computers and Mathematics with Applications, 46 :17991826. [Details] 
O'REGAN, D., Agarwal, R.P., Dhage, B.C. (2003) 'The upper and lower solution method for differential inclusions via a lattice fixed point theorem'. Dynamic Systems and Applications, 12 :17. [Details] 
OREGAN, D., Agarwal, R.P. (2003) 'Singular problems arising in circular membrane theory, Dynamics of Continuous'. Discrete and Impulsive Systems (Ser. A: Mathematical Analysis), 10 :965972. [Details] 
O'REGAN, D., Agarwal, R.P., Stanek, S. (2003) 'Positive solutions of singular problems with sign changing Carath´eodory nonlinearities depending on x0'. Jour. Mathematical Analysis and Applications, 279 :597616. [Details] 
O'REGAN, D., Jiang, D., Agarwal, R.P. (2003) 'Optimal existence theory for single and multiple positive periodic solutions to functional differential equations'. Nonlinear Oscillations, 6 :334345. [Details] 
O'REGAN, D., Zuo, W., Jiang, D., Agarwal, R.P. (2003) 'Optimal existence conditions for the periodic delay _x001E_Laplace equation with upper and lower solutions in the reverse order'. Results in Mathematics, 44 :375385. [Details] 
O'REGAN, D., Bugajewska, D. (2003) 'Nonlinear first order ordinary differential equations via DenjoyPerron integrals'. Archives of Inequalities and Applications, 1 :251260. [Details] 
O'REGAN, D., Agarwal, R.P., Grace, S.R. (2003) 'Nonoscillatory solutions for higher order dynamic equations'. Jour. London Mathematical Society, 67 :165179. [Details] 
O'REGAN, D., Dhage, B.C., Agarwal, R.P. (2003) 'Common fixed point theorems for a pair of countably condensing mappings in ordered Banach spaces'. Jour. Applied Mathematics and Stochastic Analysis, 16 :243248. [Details] 
O'REGAN, D., Shahzad, N. (2003) 'Approximation and fixed point theorems for countable condensing composite maps'. Bulletin Australian Math. Society, 68 :161168. [Details] 
O'REGAN, D., Agarwal, R.P., Lu, H. (2003) 'An upper and lower solution method for the onedimensional singular pLaplacian'. Memoirs on Differential Equations and Mathematical Physics, 28 :1331. [Details] 
OREGAN, D., Agarwal, R.P. (2003) 'An index theory for countably Pconcentrative J maps'. Applied Math. Letters, 16 :12651271. [Details] 
O'REGAN, D., Agarwal, R.P., Grace, S.R. (2003) 'Nonoscillatory criteria for singular higher order differential equations'. Aequationes Mathematicae, 66 :180190. [Details] 
O'REGAN, D., Agarwal, R.P., Lakshmikantham, V. (2003) 'Discrete second order inclusions'. Journal of Difference Equations and Applications, 9 :879885. [Details] 
O'REGAN, D., Agarwal, R.P., Grace, S.R. (2003) 'On nonoscillatory solutions of differential inclusions'. Proc. Amer. Math. Society, 131 :1129140. [Details] 
O'REGAN, D., Agarwal, R.P., Lakshmikantham, V. (2003) 'Existence criteria for singular boundary value problems modelling the membrane response of a spherical cap'. Nonlinear Analysis (Real World Applications), 4 :223244. [Details] 
O'REGAN, D., Agarwal, R.P., Grace, S.R. (2003) 'On the oscillation of certain second order difference equations'. Journal of Difference Equations and Applications, 9 :109119. [Details] 
O'REGAN, D., Lu, H., Agarwal, R.P. (2003) 'Existence of positive solutions for the onedimensional singular pLaplacian equation with sign changing nonlinearities via the method of upper and lower solution'. Methods and Applications of Analysis, 10 :533542. [Details] 
O'REGAN, D., Lu, H., Zhong, C. (2003) 'Existence of positive solutions for the singular equation (_x001E_p(y0))0 + g(t, y, y0) ='. Nonlinear Oscillations, 6 :117132. [Details] 
O'REGAN, D., Franco, D. (2003) 'Existence of solutions to second order problems with nonlinear boundary conditions'. Discrete and Continuous Dynamical Systems, . [Details] 
O'REGAN, D., Agarwal, R.P., Dshalalow, J.H. (2003) 'Common fixed point theory in uniform spaces'. Commentationes Mathematicae (Prace Matematyczne), 43 :129147. [Details] 
O'REGAN, D., Precup, R. (2003) 'Continuation theory for contractions on spaces with two vectorvalued metrics'. Applicable Analysis, 82(2003), 131144, 82 :131144. [Details] 
O'REGAN, D., Agarwal, R.P., Bohner, M. (2003) 'Boundary value problems on infinite intervals: a topological approach'. Advances in Dynamic Equations on Time Scales, :275291. [Details] 
O'REGAN, D., Jiang, D., Agarwal, R.P. (2003) 'Multiple positive solutions to superlinear periodic boundary value problems with repulsive singular forces'. Jour. Mathematical Analysis and Applications, 286 :563576. [Details] 
O'REGAN, D., Agarwal, R.P., Grace, S.R. (2003) 'Oscillation of bounded solutions of certain functional differential equations via integral inequalities'. Nonlinear Analysis Forum, 8 :111121. [Details] 
O'REGAN, D., Agarwal, R.P., Lu, H. (2003) 'Existence theorems for the onedimensional singular pLaplacian equation with sign changing nonlinearities'. Applied Mathematics and Computation, 143 :1538. [Details] 
O'REGAN, D., Jiang, D., Agarwal, R.P. (2003) 'Existence theory for single and multiple solutions to singular boundary value problems for the onedimensional pLaplacian'. Advances in Mathematical Sciences and Applications, 13 :179199. [Details] 
O'REGAN, D., Jiang, D., Xu, X., Agarwal, R.P. (2003) 'Existence theory for single and multiple solutions to singular positone boundary value problems for the delay onedimensional pLaplacian'. Annales Polonici Mathematici, 81 :237359. [Details] 
O'REGAN, D., Agarwal, R.P., Dshalalow, J.H. (2003) 'Fixed point and homotopy results for generalized contractive maps of Reich type'. Applicable Analysis, 82 :329350. [Details] 
OREGAN, D., Agarwal, R.P. (2003) 'Fixed point theorems for SKKM maps'. Applied Math. Letters, 16 :12571264. [Details] 
O'REGAN, D., Agarwal, R.P., Precup, R. (2003) 'Fixed point theory and generalized LeraySchauder alternatives for approximable maps in topological vector spaces'. Topological Methods in Nonlinear Analysis, 22 :193202. [Details] 
OREGAN, D., Agarwal, R.P. (2003) 'Volterra integral equations: the singular case'. Hokkaido Mathematical Journal, 32 :371381. [Details] 
O'REGAN, D., Frigon, M. (2003) 'Fixed points of conecompressing and coneexpanding operators in Fr´echet spaces'. Bulletin London Mathematical Society, 35 :672680. [Details] 
OREGAN, D., Agarwal, R.P. (2003) 'Fixed point theory for admissible multimaps defined on closed subsets of Frechet spaces'. Jour. Math. Analysis and Applications, 277 :438445. [Details] 
O'REGAN, D., Jiang, D., Zhang, L., Agarwal, R.P. (2003) 'Existence theory for single and multiple solutions to semipositone discrete Dirichlet boundary value problems with singular dependent nonlinearities'. Jour. Applied Mathematics and Stochastic Analysis 16(2003), 1931, 16 :1931. [Details] 
O'REGAN, D., Bugajewska, D. (2003) 'Existence results for BVsolutions of nonlinear integral equations'. Jour. Integral Equations and Applications, 15 :343357. [Details] 
O'Regan, D,Shahzad, N (2003) 'Approximation and fixed point theorems for countable condensing composite maps'. Bulletin Of The Australian Mathematical Society, 68 :161168. [Details] 
OREGAN, D., Agarwal, R.P. (2003) 'An essential map theory U_x0014_c and PK maps'. Topological Methods in Nonlinear Analysis, 21 :375386. [Details] 
OREGAN, D., Agarwal, R.P. (2003) 'A topological degree for pairs'. Fixed Point Theory and Applications, 4 :1117. [Details] 
O'REGAN, D., Franco, D. (2003) 'A new upper and lower solutions approach for second order problems with nonlinear boundary conditions'. Archives of Inequalities and Applications, 1 :413420. [Details] 
O'REGAN, D., Lu, H., Agarwal, R.P. (2003) 'Triple solutions for the one dimensional pLaplacian'. Glasnik Matemati?cki, 38 :273284. [Details] 
OREGAN, D., Agarwal, R.P. (2003) 'Fixed point theory of Monch type for general classes of admissible maps'. Nonlinear Functional Analysis and Applications, 8 :609622. [Details] 
O'REGAN, D. (2003) 'Fixed point theory for inward maps on topological vector spaces whose dual separates points'. Communications in Applied Analysis, 7 :291298. [Details] 
O'REGAN, D., Agarwal, R.P., Frigon, M. (2003) 'A survey of recent fixed point theory in Fr´echet spaces'. Nonlinear Analysis and Applications: To V. Lakshmikantham on his 80th Birthday, 1 :7588. [Details] 
O'REGAN, D., Agarwal, R.P. (2003) 'Weakly sequentially continuous maps and existence principles for elliptic problems'. Applicationes Mathematicae, 30 :451460. [Details] 
O'REGAN, D., Agarwal, R.P., Stanek, S. (2003) 'Singular Lidstone boundary value problem with given maximal values for solutions'. Nonlinear Analysis, 55 :859881. [Details] 
O'REGAN, D., Agarwal, R.P., Lu, H. (2003) 'Positive solutions for the boundary value problem (u00p2u00)00  _x0015_ q(t) f(u(t)) = 0'. Memoirs on Differential Equations and Mathematical Physics, 28 :3344. [Details] 
O'REGAN, D., Agarwal, R.P., Grace, S.R. (2003) 'Oscillation criteria for sublinear and superlinear second order differential inclusions'. Memoirs on Differential Equations and Mathematical Physics, 28 :112. [Details] 
O'REGAN, D., Agarwal, R.P., Grace, S.R. (2003) 'On the oscillation of certain functional differential equations via comparison methods'. Jour. Mathematical Analysis and Applications, 286 :577600. [Details] 
O'REGAN, D., Agarwal, R.P., Grace, S.R. (2003) 'Nonoscillatory solutions for discrete equations'. Computers and Mathematics with Applications, 45 :12971302. [Details] 
OREGAN, D., Agarwal, R.P. (2003) 'Nonlinear generalized quasivariational inequalities: a fixed point approach'. Mathematical Inequalities and Applications, 6 :133143. [Details] 
O'REGAN, D., Agarwal, R.P., Meehan, M., Precup, R. (2003) 'Location of nonnegative solutions for differential equations on finite and semiinfinite intervals'. Dynamic Systems and Applications, 12 :323332. [Details] 
O'REGAN, D., Agarwal, R.P., Grace, S.R. (2003) 'The oscillation of certain higher order functional differential equations'. Mathematical and Computer Modelling, 37 . [Details] 
OREGAN, D., Agarwal, R.P. (2003) 'The homotopic invariance for fixed points and fuzzy fixed points of multivalued generalized contractive maps'. Nonlinear Studies, 10 :187193. [Details] 
O'REGAN, D., Lakshmikantham, V., Nieto, J.J. (2003) 'Initial and boundary value problems for fuzzy differential equations'. Nonlinear Analysis, 54 :405415. [Details] 
OREGAN, D., Agarwal, R.P. (2003) 'Various homotopy results for generalized single valued contractions on Fr´echet spaces'. Journal of Concrete and Applicable Mathematics, 1 :101111. [Details] 
OREGAN, D., Agarwal, R.P. (2003) 'Singular problems modelling phenomena in the theory of pseudoplastic fluids'. Anziam Journal, 45 :167179. [Details] 
Agarwal, R.P.; Stanˇek, S. (2004) 'Existence of positive solutions for boundary value problems with singularities in phase variables'. Proc. Edinburgh Math. Society, 47 :113. [Details] 
Agarwal, R.P., Gorniewicz, L. (2004) 'Aronszajn type results for Volterra equations and inclusions'. Topological Methods in Nonlinear Analysis, 23 :149159. [Details] 
Agarwal, R.P. (2004) 'An infinite interval problem arising in circularly symmetric deformations of shallow membrane caps'. International Journal of Nonlinear Mechanics, 39 :779784. [Details] 
Agarwal, R.P., Dshalalow, J.H. (2004) 'A FuriPera theorem in Hausdorff topological spaces for acyclic maps'. International Journal of Mathematics and Mathematical Sciences, 47 :24832488. [Details] 
Agarwal, R.P., Saker, S.H. (2004) 'Oscillation criteria for second order nonlinear neutral delay dynamic equations'. Jour. Math. Analysis and Applications, 300 :203217. [Details] 
Caballero, J., Sadarangani, K.B. (2004) 'On nondecreasing solutions of cubic integral equations of Urysohn type'. Commentationes Mathematicae (Prace Matematyczne), 44 :3953. [Details] 
Agarwal, R.P., Grace, S.R. (2004) 'Linearization of second order sublinear oscillation theorems'. Communications in Applied Analysis, 8 :219235. [Details] 
Agarwal, R.P., Dshalalow, J.H. (2004) 'Generalized modulated random measures and their potentials'. Stochastic Analysis and Applications, 22 :971988. [Details] 
Agarwal, R.P. (2004) 'Fixed point theory for multimaps defined on admissible subsets of topological vector spaces'. Commentationes Mathematicae (Prace Matematyczne), 44 :110. [Details] 
Agarwal, R.P., Jiang, D. (2004) 'Fixed point and homotopy results in uniform spaces'. Bulletin Belgian Math. Soc. Simon Stevin, 11 :289296. [Details] 
Agarwal, R.P. (2004) 'Analytic solutions to integral equations in the complex domain'. Complex Variables, Theory and Applications, 49 :145153. [Details] 
Agarwal, R.P.; Stanˇek, S. (2004) 'Positive solutions of nonlocal singular boundary value problems'. Glasgow Math. Journal, 46 :537550. [Details] 
Agarwal, R.P., Grace, S.R. (2004) 'Linearization and higher order nonlinear oscillation theorems using comparison methods'. Georgian Math. Journal, 11 :726. [Details] 
Agarwal, R.P., Lakshmikantham, V. (2004) 'Fuzzy Volterra integral equations: a stacking theorem approach'. Applicable Analysis, 83 :521532. [Details] 
Agarwal, R.P. (2004) 'Viable solutions of differential inclusions on closed sets'. Applicable Analysis, 83 :10271036. [Details] 
Agarwal, R.P. (2004) 'Semipositone Dirichlet boundary value problems with singular dependent nonlinearities'. Houston Journal of Mathematics, 30 :297308. [Details] 
Agarwal, R.P., Dshalalow, J.H. (2004) 'Random observations of marked Cox processes. Time insensitive functionals'. Jour. Mathematical Analysis and Applications, 293 :113. [Details] 
Agarwal, R.P., Zernov, O. (2004) 'A singular initial value problem for some functional differential equations'. Jour. Applied Mathematics and Stochastic Analysis, 3 :261270. [Details] 
Agarwal, R.P. (2004) 'A survey of recent results for initial and boundary value problems singular in the dependent variable'. Handbook of Differential Equations: Ordinary Differential Equations, 1 :168. [Details] 
O'REGAN, D. (2004) 'Homotopy and LeraySchauder type results for admissible inward multimaps'. Journal of Concrete and Applicable Mathematics, 2 :6776. [Details] 
Shahzad, N., Agarwal, R.P. (2004) 'Fixed point theory for generalized contractive maps of MeirKeeler type'. Mathematische Nachrichten, 276 :322. [Details] 
O'REGAN, D. (2004) 'Existence principles for strong solutions to elliptic Dirichlet inclusions'. Nonlinear Analysis Forum, 9 :201207. [Details] 
Franco, D., Nieto, J.J. (2004) 'Existence of solutions for first order ordinary differential equations with nonlinear boundary conditions'. Applied Mathematics and Computation, 153 :793802. [Details] 
Agarwal, R.P., Wong, P.J.Y. (2004) 'Constantsign Lp solutions for a system of integral equations'. Results in Mathematics, 46 :195219. [Details] 
Agarwal, R.P. (2004) 'Conjugate singular and nonsingular discrete boundary value problems'. Proceedings of the Sixth International Conference on Difference Equations, :337348. [Details] 
Shahzad, N., Agarwal, R.P. (2004) 'Approximation and FuriPera type theorems for the SKKM class'. Vietnam Journal of Mathematics, 32 :451466. [Details] 
Agarwal, R.P., Wong, P.J.Y. (2004) 'Three solutions of constant sign for a system of discrete equations'. Acta Applicandae Mathematicae, 84 :121162. [Details] 
Agarwal, R.P., Grace, S.R. (2004) 'Semipositone higher order differential equations'. Applied Math. Letters, 17 :201207. [Details] 
Jiang, D., Zuo, W., Agarwal, R.P. (2004) 'Optimal existence conditions for second order periodic solutions of delay differential equations with upper and lower solutions in the reverse order'. International Journal of Computer Mathematics, 81 :707717. [Details] 
Agarwal, R.P., Sambandham, M. (2004) 'Random and deterministic fixed point theory for generalized contractive maps'. Applicable Analysis, 83 :711725. [Details] 
Jiang, D., Xu, X., Agarwal, R.P. (2004) 'Multiple positive solutions to semipositone Dirichlet boundary value problems with singular dependent nonlinearities'. Fasciculi Mathematici, 34 :2537. [Details] 
Agarwal, R.P., Wong, P.J.Y. (2004) 'Eigenvalue characterization of a system of difference equations'. Nonlinear Oscillations, 7 :347. [Details] 
Pathak, H.K., Khan, M.S., Agarwal, R.P. (2004) 'Asymptotic behavior of generalized nonexpansive sequences and mean points'. Georgian Mathematical Jour, 11 :539548. [Details] 
O'REGAN, D. (2004) 'A note on LeraySchauder alternatives for the decomposable maps of Bader'. Fixed Point Theory, 5 :97102. [Details] 
Agarwal, R.P., Grace, S.R. (2004) 'Linearization of second order superlinear oscillation theorems'. Mathematical and Computer Modelling, 39 :11651183. [Details] 
Heikkil¨a, S. (2004) 'On discontinuous functional Volterra integral equations and impulsive differential equations in abstract spaces'. Glasgow Math. Journal, 46 :529536. [Details] 
Agarwal, R.P., Wong, P.J.Y. (2004) 'Eigenvalues of a system of Fredholm integral equations'. Mathematical and Computer Modelling, 39 :11131150. [Details] 
Agarwal, R.P. (2004) 'Essential U_x0014_c type maps and BirkhoffKellogg theorems'. Jour. Applied Mathematics and Stochastic Analysis, 1 :18. [Details] 
Caballero, J., Sadarangani, K.B. (2004) 'On solutions of an integral equation related to traffic flow on unbounded domains'. Archiv der Mathematik, 82 :551563. [Details] 
Agarwal, R.P., Verma, R.U. (2004) 'Operator approximating sequences and fixed points'. Communications on Applied Nonlinear Analysis, 11 (2):5867. [Details] 
Agarwal, R.P., Grace, S.R. (2004) 'Oscillation of higher order difference equations via comparison'. Glasnik Matemati?cki, 39 :287299. [Details] 
O'REGAN, D., Agarwal, R.P., Papageorgiou, N.S. (2004) 'Common fixed point theory for multivalued contractive maps of Reich type'. Applicable Analysis, 83 :3747. [Details] 
Agarwal, R.P., Wong, P.J.Y. (2004) 'Constantsign solutions of a system of Fredholm integral equations'. Acta Applicandae Mathematicae, 80 :5794. [Details] 
Agarwal, R.P. (2004) 'Coincidence theory for Ukc maps and inequalities'. Journal of Nonlinear and Convex Analysis, 5 :265274. [Details] 
Agarwal, R.P., Perera, K. (2004) 'Multiple positive solutions of singular and nonsingular discrete problems via variational methods'. Nonlinear Analysis, 58 . [Details] 
Jiang, D., Chu, J., Agarwal, R.P. (2004) 'Positive solutions for continuous and discrete boundary value problems for the onedimensional pLaplacian'. Mathematical Inequalities and Applications, 7 :523534. [Details] 
Agarwal, R.P., L¨u, H. (2004) 'Positive solutions for Dirichlet problems of singular quasilinear elliptic equations via variational methods'. Mathematika, 51 :187202. [Details] 
Agarwal, R.P., Jiang, D. (2004) 'A generalized upper and lower solution method for singular discrete initial value problems'. Demonstratio Mathematica, 37 . [Details] 
Franco, D., Per´an, J. (2004) 'Upper and lower solution theory for first and second order difference equations'. Dynamic Systems and Applications, 13 :273282. [Details] 
Agarwal, R.P., Wong, P.J.Y. (2004) 'Triple solutions of constant sign for a system of Fredholm integral equations'. Cubo Journal, 6 (3):145. [Details] 
Agarwal, R.P., Dshalalow, J.H. (2004) 'Time sensitive functionals of marked Cox processes'. Jour. Mathematical Analysis and Applications, 293 :1427. [Details] 
Agarwal, R.P., Benchohra, M., Ouahab, A. (2004) 'Second order impulsive dynamic equations on time scales'. Functional Differential Equations, 11 :223234. [Details] 
Agarwal, R.P., Grace, S.R. (2004) 'On the oscillation of certain third order neutral functional differential equations'. Far East Journal of Mathematical Sciences, 15 :137153. [Details] 
Agarwal, R.P., Dshalalow, J.H. (2004) 'Generalized LeraySchauder principles in Hausdorff topological spaces for acyclic maps'. Mathematical Sciences Research Journal, 8 :114117. [Details] 
Jiang, D., Zhang, L., Agarwal, R.P. (2004) 'Existence theory for single and multiple solutions to singular positone discrete Dirichlet boundary value problems to the onedimensional pLaplacian'. Archivum Mathematicum (Brno), 40 :367381. [Details] 
Agarwal, R.P. (2004) 'Fredholm and Volterra integral equations with integrable singularities'. Hokkaido Math. Journal, 33 :443456. [Details] 
Agarwal, R.P., Lakshmikantham, V., Leela, S. (2004) 'A generalized upper and lower solution method for singular initial value problems'. Computers and Mathematics with Applications, 47 :739750. [Details] 
Agarwal, R.P., Kim, K. (2005) 'Fixed point theory for composite maps on almost dominating extension spaces'. Proc. Indian Acad. Sci. (Math. Sci.), 115 :339345. [Details] 
Jiang, D., Agarwal, R.P. (2005) 'A generalized upper and lower solution method for singular discrete boundary value problems for the onedimensional pLaplacian'. Journal of Applied Analysis, 11 :3547. [Details] 
Shahzad, N., Agarwal, R.P. (2005) 'A Krasnoselskii cone compression result for multimaps in the SKKM class'. Publications de L'Institut Mathematique (Beograd), 77 (91):7985. [Details] 
Bana´s, J. (2005) 'VolterraStieltjes integral operators'. Mathematical and Computer Modelling, 41 :335344. [Details] 
Agarwal, R.P., Verma, R.U. (2005) 'Twostep systems for GHrelaxed pseudococoercive nonlinear variational problems based on projection methods'. Georgian Mathematical Journal, 12 :110. [Details] 
Jiang, D., Xu, X., Agarwal, R.P. (2005) 'Singular positone and semipositone boundary value problems of second order delay differential equations'. Czech. Math. Journal, 55 :483498. [Details] 
Agarwal, R.P. (2005) 'Random fixed point theorems and LeraySchauder alternatives for U_x0014_c maps'. Communications Korean Mathematical Society, 20 :299310. [Details] 
Agarwal, R.P., Grace, S.R., Kiguradze, I. (2005) 'Oscillation of functional differential equations'. Mathematical and Computer Modelling, 41 :417461. [Details] 
Agarwal, R.P., Lakshmikantham, V., Leela, S. (2005) 'Nonresonant singular boundary value problems with sign changing nonlinearities'. Applied Mathematics and Computation, 167 :12361248. [Details] 
Chu, J., Jiang, D., Agarwal, R.P. (2005) 'Multiplicity of positive solutions to second order differential equations with Neumann boundary conditions'. Applicationes Mathematicae, 32 :293303. [Details] 
Agarwal, R.P., Perera, K. (2005) 'Multiple positive solutions of higher order singular problems by variational methods'. Differential Equations, 41 :739743. [Details] 
Agarwal, R.P. (2005) 'Multiple positive solutions of fourthorder boundary value problems'. Mathematical Inequalities and Applications, 8 :7988. [Details] 
Turkoglu, D., Agarwal, R.P., Altun, I. (2005) 'Some fixed point theorems for singlevalued and multivalued countably condensing weakly uniform isotone mappings'. PanAmerican Mathematical Journal, 15 :5768. [Details] 
Agarwal, R.P., Meehan, M. (2005) 'Positive solutions of singular integral equationsa survey'. Dynamic Systems and Applications, 14 :138. [Details] 
Bugajewska, D. (2005) 'On nonlinear integral equations and _x0003_bounded variation'. Acta Mathematica Hungarica, 107 :295306. [Details] 
L¨u, H., Agarwal, R.P. (2005) 'Nonuniform nonresonance at the first eigenvalue of the onedimensional singular pLaplacian'. Memoirs on Differential Equations and Mathematical Physics, 34 :97114. [Details] 
Agarwal, R.P., Lakshmikantham, V. (2005) 'Maximal solutions and existence theory for fuzzy differential and integral equations'. Journal of Applied Analysis, 11 :171186. [Details] 
Agarwal, R.P. (2005) 'Homotopy and normalization properties for admissible maps'. Applied Math. Letters, 18 :3340. [Details] 
Gorniewicz, L., Ntouyas, S.K. (2005) 'Controllability of semilinear differential equations and inclusions via semigroup theory in Banach spaces'. Reports on Mathematical Physics, 56 :437470. [Details] 
L¨u, H. (2005) 'Construction of upper and lower solutions for singular discrete initial and boundary value problems via inequality theory'. Advances in Difference Equations, 2 :205214. [Details] 
Agarwal, R.P., Wong, P.J.Y (2005) 'Constant sign periodic and almost periodic solutions for a system of integral equations'. Acta Applicandae Mathematicae, 89 :177216. [Details] 
Agarwal, R.P., Precup, R. (2005) 'Boundary value problems arising in the percolation of water from a cylindrical reservoir into the surrounding soil'. Nonlinear Analysis (Real World Applications), 6 :123131. [Details] 
Agarwal, R.P. (2005) 'A note on the Lefschetz fixed point theorem for admissible spaces'. Bulletin Korean Mathematical Society, 42 :307313. [Details] 
Agarwal, R.P., Dshalalow, J.H. (2005) 'LeraySchauder principles for inward Kakutani M¨onch type maps'. Nonlinear Functional Analysis and Applications, 10 :325330. [Details] 
Caballero, J., Sadarangani, K.B. (2005) 'On monotonic solutions of some integral equations'. Archivum Mathematicum (Brno), 41 :325338. [Details] 
Chen, Y.Q., Cho, Y.J. (2005) 'On positive fixed points of countably condensing mappings'. Dynamics of Continuous, Discrete and Impulsive Systems (Ser A: Mathematical Analysis), 12 :519527. [Details] 
L¨u, H., Agarwal, R.P. (2005) 'On the existence of multiple periodic solutions for the vector pLaplacian via critical point theory'. Applications of Mathematics, 50 :555568. [Details] 
Jiang, D., Agarwal, R.P., Xu, X. (2005) 'On the number of positive periodic solutions of functional differential equations and population models'. Mathematical Models and Methods in Applied Sciences, 15 :555573. [Details] 
Agarwal, R.P., Grace, S.R., Kiguradze, I. (2005) 'On the oscillation of certain advanced functional differential equations using comparison methods'. Fasciculi Mathematici, 35 :522. [Details] 
Agarwal, R.P., Grace, S.R. (2005) 'On the oscillation of higher order difference equations'. Soochow J. Math, 31 :245259. [Details] 
Agarwal, R.P.; Stanˇek, S. (2005) 'Neumann boundary value problems with singularities in a phase variable'. Aequationes Mathematicae, 69 :293308. [Details] 
Agarwal, R.P., Wong, P.J.Y. (2005) 'Constantsign periodic and almost periodic solutions of a system of difference equations'. Computers and Mathematics with Applications, 50 :17251754. [Details] 
Agarwal, R.P., Wong, P.J.Y. (2005) 'Constantsign solutions of a system of integral equations: the semipositone and singular case'. Asymptotic Analysis, 43 :4774. [Details] 
Agarwal, R.P., Perera, K. (2005) 'Multiple positive solutions of singular discrete pLaplacian problems via variational methods'. Advances in Difference Equations, 2 :9399. [Details] 
Barroso, C.S. (2005) 'Measures of weak compactness and fixed point theory'. Fixed Point Theory, 6 :247255. [Details] 
Wang, H. (2005) 'Positive periodic solutions of systems of first order ordinary differential equations'. Results in Mathematics, 48 :310325. [Details] 
Yang, Z. (2005) 'Positive solvability of systems of nonlinear Hammerstein integral equations'. Jour. Mathematical Analysis and Applications, 311 :600614. [Details] 
Agarwal, R.P., Shahzad, N. (2005) 'Quasivariational and minimax inequalities and collectively fixed points results for SKKM maps'. Bulletin Korean Mathematical Society, 42 :739756. [Details] 
Shahzad, N. (2005) 'Random approximation and random fixed point theory for random nonself maps'. New Zealand J. Math, 34 :103123. [Details] 
Zuo, W., Jiang, D., Agarwal, R.P. (2005) 'A monotone method for fourth order periodic boundary value problems and periodic solutions of functional differential equations'. Methods and Applications of Analysis, 12 :1928. [Details] 
Agarwal, R.P. (2005) 'A multiplicity result for second order impulsive differential equations via the Leggett Williams fixed point theorem'. Applied Mathematics and Computation, 161 :433439. [Details] 
Agarwal, R.P., Benchohra, M., Ouahab, A. (2005) 'Fuzzy solutions for multipoint boundary value problems'. Memoirs on Differential Equations and Mathematical Physics, 35 :114. [Details] 
Agarwal, R.P., Frigon, M., Lakshmikantham, V. (2005) 'A note on upper and lower solutions for first order inclusions of upper semicontinuous or lower semicontinuous type'. Nonlinear Studies, 12 :159163. [Details] 
O'REGAN, D. (2005) 'Admissible spaces and _x000B_fixed points'. Nonlinear Functional Analysis and Applications, 10 :5564. [Details] 
Bana´s, J. (2005) 'Integral operators of UrysohnStieltjes type'. Periodica Mathematica Hungarica, 51 :114. [Details] 
Chen, Y.Q., Cho, Y.J. (2005) 'Antiperiodic solutions for evolution equations with mappings in the class (S+)'. Mathematische Nachrichten, 278 :356362. [Details] 
Agarwal, R.P., Filippakis, M., Papageorgiou, N.S. (2005) 'Existence of positive solutions for nonlinear boundary value problems via pseudomonotone operators and nonsmooth critical point theory'. Journal of Nonlinear and Convex Analysis, 6 :393417. [Details] 
Precup, R. (2005) 'Compressionexpansion fixed point theorem in two norms and applications'. Jour. Mathematical Analysis and Applications, 309 :383391. [Details] 
Franco, D., Per´an, J. (2005) 'The antipodal mapping theorem and difference equations in Banach spaces'. Jour. Difference Equations and Applications, 11 :10371047. [Details] 
Agarwal, R.P., L¨u , H. (2005) 'Positive solutions for the singular pLaplace equations'. Houston Journal of Mathematics, 3 :12071220. [Details] 
Jiang, D., Agarwal, R.P. (2005) 'Optimal existence theory for single and multiple positive periodic solutions to functional difference equations'. Applied Mathematics and Computation, 161 :441462. [Details] 
Sun, Y., Cho, Y.J. (2005) 'On the existence of positive solutions for singular thirdorder boundary value problems'. International Journal of Evolution Equations, 1 :403413. [Details] 
Franco, D., Per´an, J. (2005) 'Fourth order problems with nonlinear boundary conditions'. Jour. Computational and Applied Mathematics, 174 :315327. [Details] 
Precup, R. (2005) 'Existence theory for nonlinear operator equations of Hammerstein type in Banach spaces'. Dynamic Systems and Applications, 14 :121134. [Details] 
L¨u, H., Agarwal, R.P. (2005) 'Existence theorems for the onedimensional pLaplacian equation with a nonlinear boundary condition'. Jour. Computational and Applied Mathematics, 182 :188210. [Details] 
Gorniewicz, L., Ntouyas, S.K. (2005) 'Existence results for first and second order semilinear impulsive differential inclusions'. Topological Methods in Nonlinear Analysis, 26 :135162. [Details] 
Agarwal, R.P., Wong, P.J.Y. (2005) 'Existence of constantsign solutions to a system of difference equations: the semipositone and singular case'. Jour. Difference Equations and Applications, 11 :151171. [Details] 
Agarwal, R.P., Precup, R. (2005) 'Construction of upper and lower solutions with applications to singular boundary value problems'. Jour. Computational Analysis and Applications, 7 :205221. [Details] 
Hussain, N., Agarwal, R.P. (2005) 'Common fixed point and invariant approximation results on nonstarshaped domains'. Georgian Mathematical Journal, 12 :659669. [Details] 
Agarwal, R.P., Liu, X. (2005) 'A LeraySchauder alternative for weaklystrongly sequentially continuous weakly compact maps'. Fixed Point Theory and Applications, 1 :110. [Details] 
Agarwal, R.P., Lakshmikantham, V. (2005) 'Viability theory and fuzzy differential equations'. Fuzzy Sets and Systems, 151 :563580. [Details] 
Agarwal, R.P.; Stanˇek, S. (2005) 'Solvability of singular Dirichlet boundary value problems with given maximal values for positive solutions'. Proc. Edinburgh Math. Society, 48 :119. [Details] 
L¨u, H., Agarwal, R.P. (2005) 'Positive solutions for singular pLaplacian equations with sign changing nonlinearities using inequality theory'. Applied Mathematics and Computation, 165 :587597. [Details] 
Agarwal, R.P., Perera, K. (2005) 'Multiple positive solutions of higher order singular problems by variational methods'. Differentsial'nye Uravneniya, 41 :702705. [Details] 
Chang, S.S., Tan, K.K., Zeng, L.C. (2005) 'Auxiliary principle and fuzzy variationallike inequalities'. Journal of Inequalities and Applications, 5 :479494. [Details] 
Agarwal, R.P. (2005) 'A note on the topological transversality theorem for acyclic maps'. Applied Math. Letters, 18 :1722. [Details] 
Agarwal, R.P., Liu, X. (2005) 'A new approach to elliptic equations using a LeraySchauder alternative for a subclass of weakly sequentially continuous maps'. Dynamics of Continuous, Discrete and Impulsive Systems (Ser A: Mathematical Analysis), 12 :297301. [Details] 
Agarwal, R.P., Franco, D. (2005) 'Singular boundary value problems for first and second order impulsive differential equations'. Aequationes Mathematicae, 69 :8396. [Details] 
Agarwal, R.P., Grace, S.R. (2005) 'On the oscillation of certain third order difference equations'. Advances in Difference Equations, 3 :345367. [Details] 
Chen, Y.Q., Cho, Y.J. (2005) 'On perturbations of accretive mappings'. Applied Math. Letters, 18 :775781. [Details] 
Agarwal, R.P., Khan, M.F., Salahuddin (2005) 'On generalized multivalued nonlinear variationallike inclusions with fuzzy mappings'. Advances in Nonlinear Variational Inequalities, 8 :4155. [Details] 
Shahzad, N. (2005) 'Invariant approximations for generalized Icontractions'. Numerical Functional Analysis and Optimization, 26 :565575. [Details] 
Agarwal, R.P., Dshalalow, J.H. (2005) 'Fixed point theory for M¨onch type maps defined on closed subsets of Fr´echet spaces: the projective limit approach'. International Journal of Mathematics and Mathematical Sciences, 17 :27752782. [Details] 
L¨u, H., Agarwal, R.P. (2005) 'Upper and lower solutions for the singular pLaplacian with sign changing nonlinearities via inequality theory'. Glasgow Math. Journal, 47 :439460. [Details] 
Ma, R. (2005) 'Solvability of singular second order mpoint boundary value problems'. Jour. Mathematical Analysis and Applications, 301 :124134. [Details] 
Lin, X., Jiang, D., Agarwal, R.P. (2005) 'Twin positive periodic solutions of second order singular differential systems'. Topological Methods in Nonlinear Analysis, 15 :263273. [Details] 
L¨u, H., Agarwal, R.P. (2005) 'Upper and lower solutions for the singular pLaplacian with sign changing nonlinearities and nonlinear boundary data'. Jour. Computational and Applied Mathematics, 181 :442466. [Details] 
Gao, H., Zhang, X., Jiang, D., Agarwal, R.P. (2006) 'Existence principles and a upper and lower solution theory for the onedimensional pLaplacian singular boundary value problem with sign changing nonlinearities'. Dynamic Systems and Applications, 15 :319. [Details] 
L¨u, H., Agarwal, R.P. (2006) 'A positive solution for singular discrete boundary value problems with sign changing nonlinearities'. Journal of Applied Mathematics and Stochastic Analysis, 46287 . [Details] 
Agarwal, R.P., Grace, S.R. (2006) 'Some nonoscillation criteria for inclusions'. Jour. Australian Math. Soc, 80 :112. [Details] 
Ma, R. (2006) 'Positive solutions of singular sublinear second order three point boundary value problems'. Fixed Point Theory, 7 :6581. [Details] 
Agarwal, R.P. (2006) 'Positive solutions for a class of Volterra integral equations via a fixed point theorem in Fr´echet spaces'. Topological Methods in Nonlinear Analysis, 28 :189198. [Details] 
Ma, R. (2006) 'Nodal solutions for secondorder mpoint boundary value problems with nonlinearities across several eigenvalues'. Nonlinear Analysis, 64 :15621577. [Details] 
O'Regan, D,Zima, M (2006) 'LeggettWilliams normtype theorems for coincidences'. Archiv Der Mathematik, 87 :233244. [DOI] [Details] 
Zima, M. (2006) 'Leggett Williams norm type theorems for coincidences'. Archiv der Mathematik, 87 :233244. [Details] 
Agarwal, R.P.; Stanˇek, S. (2006) 'General existence principles for nonlocal boundary value problems with _x001E_Laplacia and their applications n'. Abstract and Applied Analysis, 96826 . [Details] 
Agarwal, R.P., Filippakis, M., Papageorgiou, N.S. (2006) 'Solutions for nonlinear Neumann problems via degree theory for multivalued perturbations of (S)+ maps'. Advances in Differential Equations, 11 :961980. [Details] 
Stanˇek, S. (2006) 'The existence of positive solutions to a nonlocal singular boundary value problem'. Math. Methods in the Applied Sciences, 29 :235247. [Details] 
Agarwal, R.P., Palamides, P.K. (2006) 'The generalized ThomasFermi singular boundary value problems for neutral atoms'. Math. Methods in the Applied Sciences, 29 :4966. [Details] 
Suzuki, T., Saadati, R. (2006) 'Common fixed points of two commuting mappings in complete metric spaces'. Bulletin Iranian Mathematical Society, 32 :5366. [Details] 
Shahzad, N (2006) 'Coincidence points and best proximity pair results for Rsubweakly commuting multimaps'. Demonstratio Math, 39 :845854. [Details] 
Agarwal, R.P., Wong, P.J.Y. (2006) 'On constantsign periodic solutions in modeling the spread of interdependent epidemics'. Anziam Journal, 47 :309332. [Details] 
O'REGAN, D. (2006) 'Maximal solutions and multivalued differential and integral inclusions on a noncompact interval'. Nonlinear Functional Analysis and Applications, 11 :335342. [Details] 
Agarwal, R.P. (2006) 'LeraySchauder results for multivalued nonlinear contractions defined on closed subsets of a Fr´echet space'. International Journal of Mathematics and Mathematical Sciences, 43635 . [Details] 
Shahzad, N., Agarwal, R.P. (2006) 'Fixed point theory for generalized contractive maps on spaces with vectorvalued metrics'. Fixed Point Theory and Applications, 6 :143149. [Details] 
Agarwal, R.P., Khan, M.F., Salahuddin (2006) 'Completely generalized nonlinear variational inclusions with fuzzy setvalued mappings'. Jour. of Concrete and Applicable Mathematics, 4 :215228. [Details] 
Agarwal, R.P., Perera, K. (2006) 'A variational approach to singular quasilinear elliptic problems with sign changing nonlinearities'. Applicable Analysis, 85 :12011206. [Details] 
O'REGAN, D. (2006) 'Topological structure of solution sets in Fr´echet spaces: the projective limit approach'. Jour. Mathematical Analysis and Applications, 324 :13701380. [DOI] [Details] 
Agarwal, R.P., Saker, S.H. (2006) 'Oscillation criteria for nonlinear perturbed dynamic equations of second order on time scales'. Journal of Applied Mathematics and Computing, 20 :133147. [Details] 
O'Regan, D,Shahzad, N,Agarwal, RP (2006) 'BirkhoffKellogg and best proximity pair results'. Bulletin Of The Belgian Mathematical SocietySimon Stevin, 13 :645655. [Details] 
Shahzad, N., Agarwal, R.P. (2006) 'BirkhoffKellogg and best proximity pair results'. Bulletin Belgium Math. Soc, 13 :645655. [Details] 
Yan, B., Agarwal, R.P. (2006) 'Multiple positive solutions of singular positone Dirichlet problems with derivative dependence'. Glasgow Math. Journal, 48 :309329. [DOI] [Details] 
Agarwal, R.P., Perera, K. (2006) 'Multiple positive solutions of singular problems by variational methods'. Proc. American Math. Society, 134 :817824. [Details] 
Franco, D., Infante, G. (2006) 'Positive and nontrivial solutions for the Urysohn integral equation'. Acta Mathematica Sinica (English Series), 22 :17451750. [DOI] [Details] 
Wang, H. (2006) 'Positive periodic solutions of systems of second order ordinary differential equations'. Positivity, 10 :285298. [Details] 
L¨u, H., Agarwal, R.P. (2006) 'Positive radial solutions for a quasilinear system'. Applicable Analysis, 85 :363371. [Details] 
Chu, J. (2006) 'Positive solutions for regular and singular fourthorder boundary value problems'. Communications in Applied Analysis, 10 :185199. [Details] 
O'REGAN, D. (2006) 'A Lefschetz fixed point theorem in Fr´echet spaces for multivalued maps using the projective limit approach'. Nonlinear Analysis Forum, 11 :109115. [Details] 
Chang, S.S, Kim, J.K. (2006) 'Fuzzy multivalued variational inclusions in Banach spaces'. Journal of Inequalities and Applications, 45164 . [Details] 
Xian, X. (2006) 'A three solutions theorem for nonlinear operator equations in ordered Banach spaces'. Positivity, 10 :647664. [DOI] [Details] 
Chen, Y.Q. (2006) 'Generalized degree theory for semilinear operator equations'. Glasgow Math. Journal, 48 :6573. [Details] 
O'REGAN, D. (2006) 'An essential map approach for multimaps defined on closed subsets of Fr´echet spaces'. Applicable Analysis, 85 :503513. [Details] 
Agarwal, R.P.; Stanˇek, S. (2006) 'An upper and lower solution theory for the problem (G0(y))0 + f(t, y) = 0 on finite and infinite intervals'. Acta Mathematica Sinica (English Series), 22 :827832. [Details] 
Precup, R. (2006) 'Aronszajn type theorems for integral equations on unbounded domains via maximal solutions'. Fixed Point Theory, 7 :305313. [Details] 
Agarwal, R.P. (2006) 'Lefschetz fixed point theorems for compact morphisms'. Fixed Point Theory, 7 :175190. [Details] 
Agarwal, R.P. (2006) 'LeraySchauder and Krasnoselskii results for multivalued maps defined on pseudo open subsets of a Fr´echet space'. Applied Math. Letters, 19 :13271334. [DOI] [Details] 
L¨u, H., Agarwal, R.P. (2006) 'An eigenvalue interval of solutions for a singular discrete boundary value problem with sign changing nonlinearities'. Jour. Difference Equations and Applications, 12 :717730. [DOI] [Details] 
Gorniewicz, L., Ntouyas, S.K. (2006) 'Controllability results for first and second order evolution inclusions with nonlocal conditions'. Annales Polonici Mathematici, 89 :65101. [Details] 
Agarwal, R.P. (2006) 'Differential inclusions on proximate retracts of separable Hilbert spaces'. Rocky Mountain J. Math, 36 :765781. [Details] 
Kelevedjiev, P.S., Popivanov, N.I. (2006) 'On a singular boundary value problem for the differential equation f(t, x, x0, x00) = 0 using barrier strips'. Nonlinear Analysis, 65 :13481361. [Details] 
L¨u, H., Cao, D., Agarwal, R.P. (2006) 'Existence and multiplicity of positive solutions for singular semipositone pLaplacian'. Canadian Journal of Mathematics, 58 :449475. [Details] 
Xian, X. (2006) 'Existence and multiplicity of solutions of some threepoint nonlinear boundary value problems'. Jour. Inequalities and Applications, 79653 . [Details] 
ElGebeily, M. (2006) 'Existence and quasilinearization methods in abstract Hilbert spaces'. Jour. Mathematical Analysis and Applications, 324 :344357. [Details] 
Kelevedjiev, P.S. (2006) 'On the solvability of a singular initial value problem x0 = f(t, x, x0) using barrier strips'. Nonlinear Analysis, 64 :726738. [Details] 
Xian, X. (2006) 'Existence of positive solutions for operator equations and applications to semipositone problems'. Positivity, 10 :315328. [Details] 
Adibi, H., Cho, Y.J., Saadati, R. (2006) 'Common fixed point theorems in Lfuzzy metric spaces'. Applied Mathematics and Computation, 182 :820828. [Details] 
Chu, J., Lin, X., Jiang, D., Agarwal, R.P. (2006) 'Multiplicity of positive periodic solutions to second order differential equations'. Bulletin Australian Mathematical Society, 73 :175182. [Details] 
Agarwal, R.P., Wong, P.J.Y. (2006) 'Constant sign solutions of systems of higher order boundary value problems with integrable singularities'. Mathematical and Computer Modelling, 44 :9831008. [DOI] [Details] 
O'REGAN, D. (2006) 'Multivalued Hessential maps of acyclic type on Hausdorff topological spaces'. Jour. Applied Mathematics and Stochastic Analysis, 36461 . [Details] 
O'REGAN, D. (2006) 'Krasnoselskii’s fixed point theorem for composite maps and for weakly sequentially upper semicontinuous maps'. JP Journal of Fixed Point Theory and Applications, 1 :101108. [Details] 
Agarwal, R.P., Filippakis, M., Papageorgiou, N.S. (2006) 'Degree theoretic methods in the study of nonlinear periodic problems with nonsmooth potentials'. Differential and Integral Equations, 19 :279296. [Details] 
Chen, Y.Q. (2006) 'Coincidence degree theory for mappings of class L  (S+)'. Applicable Analysis, 85 :963970. [Details] 
O'REGAN, D. (2006) 'A note on the projective limit approach to fixed point theorems for multimaps defined on subsets of Fr´echet spaces'. Nonlinear Analysis Forum, 11 :147152. [Details] 
Agarwal, R.P.; Stanˇek, S. (2006) 'A new approach to boundary value problems on the half line using weaklystrongly sequentially continuous maps'. Topological Methods in Nonlinear Analysis, 27 :399405. [Details] 
ElGebeily, M. (2006) 'A generalized quasilinearization method for second order nonlinear differential equations with nonlinear boundary conditions'. Journal of Computational and Applied Mathematics, 192 :270281. [Details] 
Agarwal, R.P., Saker, S.H. (2006) 'Properties of bounded solutions of nonlinear dynamic equations on time scales'. Canadian Appl. Math. Quarterly, 14 :110. [Details] 
O'REGAN, D. (2006) 'LeraySchauder results for inward acyclic and approximable maps defined on Frechet spaces'. Applied Math. Letters, 19 :976982. [DOI] [Details] 
Agarwal, R.P. (2006) 'Fixed points of cone compression and expansion multimaps defined on Fr´echet spaces: the projective limit approach'. Jour. Applied Mathematics and Stochastic Analysis, 92375 . [Details] 
Agarwal, R.P. (2006) 'Fixed point theory for multimaps defined on closed subsets of Fr´echet spaces: the projective limit approach'. Commentationes Mathematicae (Prace Matematyczne), 46 :169179. [Details] 
Bonanno, G. (2006) 'A boundary value problem on the halfline via critical point methods'. Dynamic Systems and Applications, 15 :395408. [Details] 
Yan, B., Agarwal, R.P. (2006) 'Unbounded solutions for singular boundary value problems on the semiinfinite interval: upper and lower solutions and multiplicity'. Jour. Computational and Applied Mathematics, 197 :365386. [DOI] [Details] 
Per´an, J. (2006) 'Fixed points of compact Kakutani maps with antipodal boundary conditions'. Proc. American Math. Society, 134 :825830. [Details] 
Yan, B., Agarwal, R.P. (2007) 'Solutions in weighted spaces of singular boundary value problems on the half line'. Jour. Computational and Applied Mathematics, 205 :752763. [Details] 
Saadati, R., Hosseini, S.B. (2007) 'Some results on intuitionistic fuzzy spaces'. Iranian Journal of Fuzzy Systems, 4 :5364. [Details] 
Gorniewicz, L., Ntouyas, S.K. (2007) 'Controllability of evolution inclusions in Banach spaces with nonlocal conditions'. Nonlinear Analysis Forum, 12 :103117. [Details] 
Agarwal, R.P., Grace, S.R. (2007) 'Oscillation of certain fourth order functional differential equations'. Urains'kyi Matematychnyi Zhurnal, 59 :291313. [Details] 
Agarwal, R.P. (2007) 'Fixed point theory for weakly inward Kakutani maps: the projective limit approach'. Proc. Amer. Math. Soc, 135 :417426. [Details] 
Chen, Y.Q., Nieto, J.J. (2007) 'Antiperiodic solutions for fully nonlinear first order differential equations'. Mathematical and Computer Modelling, 46 :11831190. [DOI] [Details] 
ElGebeily, M. (2007) 'Upper and lower solutions and quasilinearization for a class of second order singular nonlinear differential equations with nonlinear boundary conditions'. Nonlinear Analysis (Real World Applications), 8 :636645. [Details] 
Agarwal, R.P. (2007) 'Second order initial value problems of LaneEmden type'. Applied Mathematics Letters, 20 :11981205. [Details] 
Agarwal, R.P., Grace, S.R. (2007) 'Oscillation theorems for second order differential inclusions'. International Journal of Dynamical Systems and Differential Equations, 1 :8588. [Details] 
Saker, S.H., Agarwal, R.P. (2007) 'Oscillation results for second order nonlinear neutral delay dynamic equations on time scales'. Applicable Analysis, 86 :117. [DOI] [Details] 
Franco, D., Infante, G. (2007) 'Nontrivial solutions in abstract cones for Hammerstein integral systems'. Dynamics of Continuous, Discrete and Impulsive Systems (Ser A: Mathematical Analysis), 14 :837850. [Details] 
Xian, X., Jingxian, S. (2007) 'Multiplicity results for three point boundary value problems with a non well ordered upper and lower solution condition'. Mathematical and Computer Modelling, 45 :189200. [DOI] [Details] 
Yan, B., Agarwal, R.P. (2007) 'Multiple positive solutions for singular problems with mixed boundary data and derivative dependence'. Mathematical and Computer Modelling, 45 :404430. [Details] 
Agarwal, R.P., Tisdell, C.C., Wong, P.J.Y . (2007) 'Constantsign solutions of a system of Volterra integral equations'. Computers and Mathematics with Applications, 54 :5875. [Details] 
Yan, B., Agarwal, R.P. (2007) 'Multiple positive solutions via index theory for singular boundary value problems with derivative dependence'. Positivity, 11 :687720. [DOI] [Details] 
L¨u, H., Agarwal, R.P. (2007) 'Positive solutions for nonresonance singular boundary value problems with a linear term'. Proc. Edinburgh Math. Society, 50 :217228. [DOI] [Details] 
Precup, R. (2007) 'Positive solutions of nonlinear systems with pLaplacian on finite and semiinfinite intervals'. Positivity, 11 :537548. [DOI] [Details] 
LafuerzaGuill´en, B., Saadati, R. (2007) 'Quotient probabilistic normed spaces and completeness results'. Proc. Indian Acad. Sci. (Math. Sci.), 117 :6170. [Details] 
Liu, X. (2007) 'R_x000E_ solution sets of integral inclusions on a noncompact interval via maximal solutions'. Dynamics of Continuous, Discrete and Impulsive Systems (Ser A: Mathematical Analysis), 14 :685694. [Details] 
Hussain, N. (2007) 'Generalized Icontractions and pointwise Rsubweakly commuting maps'. Acta Mathematica Sinica (English Series), 23 :15051508. [Details] 
Fukharuddin, M., Khan, A.R., Agarwal, R.P. (2007) 'An implicit iteration scheme with errors for a finite family of uniformly continuous mappings'. Functional Differential Equations, 14 :245256. [Details] 
Agarwal, R.P., Sahu, D.R. (2007) 'Iterative construction of fixed points of nearly asymptotically nonexpansive mappings'. Journal of Nonlinear and Convex Analysis, 8 :6179. [Details] 
O'REGAN, D. (2007) 'Lefschetz and antipodal fixed point theory for multivalued maps of Urysohn type'. Nonlinear Analysis Forum, 12 :241252. [Details] 
Agarwal, R.P., Precup, R. (2007) 'Domain invariance theorems for contractive type maps'. Dynamic Systems and Applications, 16 :579586. [Details] 
Agarwal, R.P.; Stanˇek, S. (2007) 'Dead core problems for singular equations with _x001E_Laplacin'. Boundary Value Problems, 18961 . [Details] 
Gorniewicz, L., Ntouyas, S.K. (2007) 'Existence results for first and second order semilinear differential inclusions with nonlocal conditions'. Jour. Computational Analysis and Applications, 9 :287310. [Details] 
ElGebeily, M. (2007) 'Existence and quasilinearization in Hilbert spaces revisited'. Applicable Analysis, 86 :411419. [Details] 
Agarwal, R.P., Filippakis, M., Papageorgiou, N.S. (2007) 'Nodal and multiple constant sign solution for equations with the pLaplacian'. Differential Equations, Chaos and Variational Problems. Progress in Nonlinear Differential Equations and Applications, 75 :114. [Details] 
Yan, B., Agarwal, R.P. (2007) 'Nonlinear boundary value problems on semiinfinite intervals using weighted spaces: an upper and lower solution approach'. Positivity, 11 :171189. [Details] 
Xian, X. (2007) 'Fixed point theory in Frechet spaces for Volterra type operators'. Applicable Analysis, 86 :12371248. [Details] 
Ntouyas, S.K. (2007) 'Controllability for semilinear neutral functional differential inclusions via analytic semigroups'. Jour. Optim. Theory Appl, 135 :491513. [Details] 
Cherid, A., ElGebeily, M., Agarwal, R.P. (2007) 'Deblurring and denoising of images with minimization of variation and negative norms'. Anziam Journal, 49 :171185. [Details] 
Gorniewicz, L., Ntouyas, S.K. (2007) 'Existence and controllability results for first and second order functional semilinear differential inclusions with nonlocal conditions'. Numerical Functional Analysis and Optimization, 28 :5382. [Details] 
Agarwal, R.P., Papageorgiou, N.S. (2007) 'On the existence of two nontrivial solutions for periodic problems with pLaplacian like operators'. Differentsial'nye Uravneniya, 43 :154160. [Details] 
Agarwal, R.P. (2007) 'Existence for set differential equations via multivalued operator equations'. Differential Equations and Applications, 5 :15. [Details] 
Kelevedjiev, P.S., Seman, J. (2007) 'Existence of solutions to an initial value problem for the differential equation f(t, x, x0) = 0 using barrier strips'. Nonlinear Analysis, 67 :15041512. [Details] 
Agarwal, R.P., Grace, S.R. (2007) 'Oscillation of certain fourth order functional differential equations'. Ukrainian Mathematical Journal, 59 :315342. [Details] 
Agarwal, R.P., Wong, P.J.Y. (2007) 'Constantsign solutions of a system of integral equations with integrable singularities'. Jour. Integral Equations and Applications, 19 :117142. [Details] 
Yan, B., Agarwal, R.P. (2007) 'Positive solutions for singular boundary value problems with sign changing nonlinearities depending on x0 via index theory'. Applicable Analysis, 86 :1939. [DOI] [Details] 
Chu, J., Zhang, M. (2007) 'Positive solutions and eigenvalue intervals for nonlinear systems'. Proc. Indian Acad. Sci. (Math. Sci.), 117 :8595. [Details] 
Wang, H. (2007) 'On the number of positive solutions of elliptic systems'. Mathematische Nachrichten, 280 :14171430. [DOI] [Details] 
Agarwal, R.P., Perera, K. (2007) 'Nonlinear integral equations singular in the dependent variable'. Applied Math. Letters, 20 :11371141. [DOI] [Details] 
Yan, B., Agarwal, R.P. (2007) 'Multiple positive solutions of singular second order boundary value problems with derivative dependence'. Aequationes Mathematicae, 74 :6280. [Details] 
O'REGAN, D. (2007) 'Lefschetz fixed point theorems for approximative type maps in Fr´echet spaces'. Commentationes Mathematicae (Prace Matematyczne), 47 :109116. [Details] 
Agarwal, R.P., Grace, S.R. (2007) 'Forced oscillation for general differential equations'. Annals of Differential Equations, 23 :5061. [Details] 
Papageorgiou, N.S. (2007) 'Fixed point theorems of Matkowski type on complete gauge spaces'. Journal of Nonlinear Functional Analysis and Differential Equations, 1 :213222. [Details] 
Ntouyas, S.K. (2007) 'Existence and controllability results for semilinear neutral functional differential inclusions with nonlocal conditions'. Discussiones Mathematicae. Differential Inclusions, Control and Optimization, 27 :213264. [Details] 
ElGebeily, M. (2007) 'Existence and boundary behavior for singular nonlinear differential equations with arbitrary boundary conditions'. Jour. Mathematical Analysis and Applications, 334 :140156. [DOI] [Details] 
Agarwal, R.P., Wong, P.J.Y. (2007) 'Dynamics of epidemics in homogeneous/heterogeneous populations and the spreading of multiple interrelated infectious diseases: constantsign periodic solutions for the discrete model'. Nonlinear Analysis (Real World Applications), 8 :10401061. [DOI] [Details] 
L¨u, H. (2007) 'Construction of upper and lower solutions for singular pLaplacian equations with sign changing nonlinearities'. Differential Equations and Applications, 5 :8198. [Details] 
Shahzad, N. (2007) 'Coincidence points and invariant approximation results for multimaps'. Acta Mathematica Sinica (English Series), 23 :16011610. [Details] 
Agarwal, R.P., Precup, R. (2007) 'A note on nonuniform nonresonance for nonlinear boundary value problems with y0 dependence'. Dynamic Systems and Applications, 16 :587594. [Details] 
Chen, J. (2007) 'The periodic boundary value problem for semilinear elastic beam equations: the resonance case'. Computers and Mathematics with Applications, 53 :12841292. [DOI] [Details] 
O'REGAN, D. (2007) 'Random fixed points and a LeraySchauder alternative for random multivalued generalized contractive maps'. International Journal of Mathematical Sciences, 6 :19. [Details] 
Shahzad, N. (2007) 'Quasivariational inequalities, coincidence and collectively fixed point results for U c maps'. Advances in Nonlinear Variational Inequalities, 10 :120. [Details] 
Agarwal, R.P., Papageorgiou, N.S. (2007) 'On the existence of two nontrivial solutions for periodic problems with pLaplacian like operators'. Differential Equations, 43 :17. [Details] 
Agarwal, R.P., Saker, S.H. (2007) 'Philostype oscillation criteria for second order halflinear dynamic equations on time scales'. Rocky Mountain Journal of Mathematics, 37 :10851104. [Details] 
Agarwal, R.P.; Stanˇek, S. (2007) 'Positive and dead core solutions of singular Dirichlet boundary value problems with Laplacian'. Computers and Mathematics with Applications, 54 :255266. [DOI] [Details] 
Ntouyas, S.K. (2007) 'Existence results for semilinear neutral functional differential inclusions via analytic semigroups'. Acta Applicandae Mathematicae, 98 :223253. [Details] 
L¨u, H., Agarwal, R.P. (2007) 'Existence to singular boundary value problems with sign changing nonlinearities using an approximation method approach'. Applications of Mathematics, 52 :117135. [Details] 
Ji, C., Jiang, D., Shi, N. (2007) 'Existence, uniqueness, stochastic persistence and global stability of positive solutions of the logistic equation with random perturbations'. Mathematical Methods in the Applied Sciences, 30 :7789. [DOI] [Details] 
Agarwal, R.P., Sahu, D.R. (2007) 'Fixed point theory for multivalued maps in Fr´echet spaces via degree and index theory'. Discussiones Mathematicae. Differential Inclusions, Control and Optimization, 27 :399409. [Details] 
Ma, R., Precup, R. (2007) 'Fixed point theory for admissible pairs and maps in Frechet spaces via degree theory'. Fixed Point Theory, 8 :273283. [Details] 
Avery, R., Henderson, J. (2007) 'A dual of the compressionexpansion fixed point theorems'. Fixed Point Theory and Applications, 90715 . [Details] 
Zima, M. (2007) 'LeggettWilliams normtype fixed point theorems for multivalued mappings'. Applied Mathematics and Computation, 187 :12381249. [Details] 
L¨u, H., Agarwal, R.P. (2007) 'Existence to singular discrete boundary value problems with sign changing nonlinearities using approximation methods'. Studia Scientiarum Mathematicarum Hungarica, 44 :8195. [Details] 
Agarwal, R.P. (2007) 'Existence for set differential equations via multivalued operator equations'. International Journal of Mathematics, Game Theory and Algebra, 16 :541545. [Details] 
ElGebeily, M. (2007) 'A quasilinearization method for a class of second order singular nonlinear differential equations with nonlinear boundary conditions'. Nonlinear Analysis (Real World Applications), 8 :174186. [DOI] [Details] 
Agarwal, R.P. (2007) 'A Lefschetz fixed point theorem for admissible maps in Fr´echet spaces'. Dynamic Systems and Applications, 16 :112. [Details] 
Chu, J., Yang, Y., Jiang, D. (2007) 'The monotone method for Neumann functional differential equations with upper and lower solutions in the reverse order'. Nonlinear Analysis, 67 (2815). [Details] 
Yan, B., Agarwal, R.P. (2007) 'Positive solutions to singular boundary value problems with sign changing nonlinearities on the halfline via upper and lower solutions'. Acta Mathematica Sinica (English Series), 23 :14471456. [DOI] [Details] 
Agarwal, R.P. (2007) 'Oscillation of second order damped dynamic equations on time scales (with S.H. Saker'. Jour. Mathematical Analysis and Applications, 330 :13171337. [DOI] [Details] 
Barroso, C.S., Agarwal, R.P. (2007) 'On solutions for differential equations in Banach spaces via a new measure of weak compactness'. Dynamics of Continuous, Discrete and Impulsive Systems (Ser. A: Mathematical Analysis), 14 :199203. [Details] 
Bugajewska, D. (2007) 'Upper and lower solutions of differential equations via approximate derivatives and the Denjoy integral'. Trends in African Diaspora Mathematics Research, :110. [Details] 
Avery, R., Henderson, J. (2008) 'Six functionals fixed point theorem'. Communications in Applied Analysis, 12 :6982. [Details] 
Agarwal, R.P., Shakhmurov, V.B. (2008) 'Separable anisotropic differential operators in weighted abstract spaces and applications'. Jour. Mathematical Analysis and Applications, 338 :970983. [DOI] [Details] 
Yan, B., Agarwal, R.P. (2008) 'Positive solutions for singular threepoint boundary value problems'. Electronic Journal of Differential Equations, 116 :120. [Details] 
Banas J. (2008) 'On existence and local attractivity of solutions of a quadratic Volterra integral equation of fractional order'. Jour. Mathematical Analysis and Applications, 345 :573582. [DOI] [Details] 
Petrusel, A. (2008) 'LeraySchauder, Lefschetz and Krasnoselskii fixed point theory in Frechet spaces for general classes of Volterra operators'. Fixed Point Theory, 9 :497513. [Details] 
Agarwal, R.P., ElGebeily, M. (2008) 'Generalized contractions in partially ordered metric spaces'. Applicable Analysis, 87 :109116. [Details] 
ElGebeily, M. (2008) 'Existence, upper and lower solutions and quasilinearization for singular differential equations'. IMA Journal of Applied Mathematics, 73 :323344. [DOI] [Details] 
ElGebeily, M. (2008) 'Existence and quasilinearization for a class of nonlinear elliptic second order partial differential equations'. Dynamic Systems and Applications, 17 :445458. [Details] 
O'Regan, E,McCabe, E,Burgess, C,McGuinness, S,Barry, T,Duffy, G,Whyte, P,Fanning, S (2008) 'Development of a realtime multiplex PCR assay for the detection of multiple Salmonella serotypes in chicken samples'. Bmc Microbiology, 8 . [DOI] [Details] 
Agarwal, R.P., Wong, P.J.Y. (2008) 'Constant sign solutions of a system of Urysohn integral equations'. Numerical Functional Analysis and Optimization, 29 :12051239. [DOI] [Details] 
Liu, Y. (2008) 'Bifurcation techniques for Lidstone boundary value problems'. Nonlinear Analysis, 68 :28012812. [Details] 
Agarwal, R.P., SikorskaNowak, A. (2008) 'The set of solutions of integrodifferential equations in Banach spaces'. Bulletin of the Australian Mathematical Society, 78 :507522. [DOI] [Details] 
Franco, D. (2008) 'Solutions of Volterra integral equations with infinite delay'. Mathematische Nachrichten, 281 :325336. [Details] 
Wang, H. (2008) 'Positive radial solutions for pLaplacian systems'. Aequationes Mathematicae, 75 :4350. [Details] 
Xian, X., Jingxian, S. (2008) 'Nodal solutions for mpoint boundary value problems using bifurcation methods'. Nonlinear Analysis, 68 :30343046. [DOI] [Details] 
Xian, X., Agarwal, R.P. (2008) 'Multiplicity results via topological degree for impulsive boundary value problems under a nonwell ordered upper and lower solution condition'. Boundary Value Problems, 197205 . [Details] 
Xian, X., Bingjin, W. (2008) 'Multiple solutions for sublinear impulsive threepoint boundary value problems'. Applicable Analysis, 87 :10531066. [DOI] [Details] 
Agarwal, R.P., Wong, P.J.Y. (2008) 'Constantsign solutions of a system of Volterra integral equations in Orlicz spaces'. Journal of Integral Equations and Applications, 20 :337378. [Details] 
Chu, J., Chen, H. (2008) 'Positive periodic solutions and eigenvalue intervals for systems of second order differential equations'. Mathematische Nachrichten, 281 :15491556. [DOI] [Details] 
Chu, J. (2008) 'Positive periodic solutions of systems of functional difference equations'. Communications in Applied Analysis, 12 :235244. [Details] 
Chu, J. (2008) 'Positive solutions and eigenvalue intervals for discrete boundary value problems'. Communications in Applied Analysis, 12 :245264. [Details] 
Yan, B., Agarwal, R.P. (2008) 'Positive solutions for second order singular boundary value problems with derivative dependence on infinite intervals'. Acta Applicandae Mathematicae, 103 :1957. [DOI] [Details] 
Chu, J., Lin, X., Jiang, D., Agarwal, R.P. (2008) 'Positive solutions for second order superlinear repulsive singular Neumann boundary value problems'. Positivity, 12 :555569. [DOI] [Details] 
Agarwal, R.P.; Stanˇek, S. (2008) 'Positive solutions of nonpositone Dirichlet boundary value problems with singularities in the phase variables'. Mathematische Nachrichten, 281 :612625. [DOI] [Details] 
Cabada, A., Pouso, R.L. (2008) 'Second order problems with functional conditions including SturmLiouville and multipoint conditions'. Mathematische Nachrichten, 281 :12541263. [DOI] [Details] 
Avery, R., Henderson, J. (2008) 'Functional compressionexpansion fixed point theorems'. Electronic Journal of Differential Equations, 22 :112. [Details] 
Huang, N.J., Li, J. (2008) 'Generalized fcomplementarity problems in Banach spaces'. Nonlinear Analysis, 68 :38283840. [DOI] [Details] 
L¨u, H., Agarwal, R.P. (2008) 'An approximation approach to eigenvalue intervals for singular boundary value problems with sign changing nonlinearities'. Mathematical Inequalities and Applications, 11 :8198. [Details] 
Agarwal, R.P. (2008) 'Fixed point theory for compact absorbing contractive admissible type maps'. Applicable Analysis, 57 :497508. [Details] 
Petrusel, A. (2008) 'Fixed point theorems for generalized contractions in ordered metric spaces'. Jour. Mathematical Analysis and Applications, 341 :12411252. [Details] 
Sahu, D.R. (2008) 'Convergence theorems for semigrouptype families of nonself mappings'. Rendiconti del Circolo Matematico di Palermo, 57 :305329. [Details] 
Farajzadeh, A.P., AminiHarandi, A. (2008) 'Existence results for generalized vector equilibrium problems with multivalued mappings via KKM theory'. Abstract and Applied Analysis, 968478 . [Details] 
Cao, Z., Jiang, D., Yuan, C. (2008) 'Existence and uniqueness of solutions for singular integral equations'. Positivity, 12 :725732. [Details] 
Yuan, C., Jiang, D. (2008) 'Existence and uniqueness of positive solutions for fourthorder nonlinear singular continuous and discrete onedimensional pLaplacian problems'. PanAmerican Mathematical Journal, 18 :3146. [Details] 
Yuan, C., Jiang, D. (2008) 'Existence and uniqueness of positive solutions for fourthorder nonlinear singular continuous and discrete boundary value problems'. Applied Mathematics and Computation, 203 :194201. [DOI] [Details] 
Agarwal, R.P., Wong, P.J.Y. (2008) 'Constantsign solutions for systems of Fredholm and Volterra integral equations: the singular case'. Acta Applicandae Mathematicae, 103 :253276. [DOI] [Details] 
AminiHarandi, A., Farajzadeh, A.P., Agarwal, R.P. (2008) 'Best proximity pairs theorems for continuous set valued maps'. Fixed Point Theory and Applications, 607926 . [Details] 
Yan, B., Agarwal, R.P. (2008) 'Nonexistence and existence of multiple positive solutions for superlinear threepoint boundary value problems via index theory'. Acta Mathematicae Applicatae Sinica (English Series), 24 :529540. [DOI] [Details] 
O'REGAN, D. (2008) 'Fixed point theory in Frechet spaces for M¨onch inward and contractive Urysohn type operators'. East Asian Mathematical Journal, 24 :233249. [Details] 
O'REGAN, D. (2008) 'Fixed point theory in Frechet spaces for permissible Urysohn type maps'. Indian Journal of Mathematics, 50 :629646. [Details] 
Lazar, T., Petrusel, A. (2008) 'Fixed points and homotopy results for Cirictype multivalued operators on a set with two metrics'. Bulletin Korean Mathematical Society, 45 :6773. [Details] 
Saadati, R. (2008) 'Nonlinear contraction theorems in probabilistic spaces'. Applied Mathematics and Computation, 195 :8693. [Details] 
Wang, F., Chen, Y. (2008) 'Degree theory for (S+) mappings in nonreflexive Banach spaces'. Applied Mathematics and Computation, 202 :229232. [DOI] [Details] 
Mustafa, O. (2008) 'On the inverse scattering algorithm for the CamassaHolm equation'. Journal of Nonlinear Mathematical Physics, 15 :283290. [Details] 
Yuan, C., Jiang, D., Agarwal, R.P. (2008) 'Existence and uniqueness of positive solutions of boundary value problems for coupled systems of singular secondorder three point nonlinear differential and difference equations'. Applicable Analysis, 87 :921932. [DOI] [Details] 
Agarwal, R.P., Grace, S.R. (2008) 'Oscillation criteria for second order differential inclusions'. Advanced Studies in Contemporary Mathematics (Kyungshang), 16 :4756. [Details] 
Agarwal, R.P., Wong, P.J.Y. (2008) 'Constant sign solutions of a system of difference equations of Urysohn type'. Journal of Difference Equations and Applications, 14 :531561. [DOI] [Details] 
Saadati, R., Adibi, H. (2008) 'Some fixed point theorems in hyper Menger probabilistic quasimetric spaces'. Dynamics of Continuous, Discrete and Impulsive Systems (Ser A: Mathematical Analysis), 15 :825834. [Details] 
Xian, X. (2008) 'Multiplicity of sign changing solutions for some four point boundary value problems'. Nonlinear Analysis, 69 :434447. [DOI] [Details] 
Zima, M. (2008) 'LeggettWilliams theorems for coincidences of multivalued operators'. Nonlinear Analysis, 68 :28792888. [Details] 
Avery, R., Henderson, J. (2008) 'Four functionals fixed point theorem'. Mathematical and Computer Modelling, 48 :10811089. [Details] 
AminiHarandi, A., Farajzadeh, A.P., Agarwal, R.P. (2008) 'Coincidence point, best approximation and best proximity theorems for condensing setvalued maps in hyperconvex metric spaces'. Fixed Point Theory and Applications, 543154 . [Details] 
Ma, R. (2008) 'Asymptotic nonuniform nonresonance conditions for a nonlinear discrete boundary value problem'. Dynamic Systems and Applications, 17 :271281. [Details] 
Balaji, M. (2008) 'An intersection theorem and its applications'. CUBO, 10 (4):7383. [Details] 
Yan, B., Agarwal, R.P. (2008) 'Unbounded positive solutions for second order singular boundary value problems with derivative dependence on infinite intervals'. Funkcialaj Ekvacioj, 51 :81106. [Details] 
Agarwal, R.P., Filippakis, M., Papageorgiou, N.S. (2008) 'Multiple solutions for doubly resonant elliptic problems using critical groups'. CUBO, A Mathematical Journal, 10 (3):2141. [Details] 
Ma, R. (2008) 'Fixed point theory in Frechet spaces for approximable and admissible Volterra type maps'. JP Journal of Fixed Point Theory and Applications, 3 :85103. [Details] 
Zu, L., Jiang, D. (2008) 'Existence theory for multiple solutions to semipositone Dirichlet boundary value problems with singular dependent nonlinearities for second order impulsive differential equations'. Applied Mathematics and Computation, 195 :240255. [DOI] [Details] 
Agarwal, R.P., Chen, J. (2008) 'Periodic solutions for a resonant system of coupled telegraphwave equations'. Dynamics of Continuous, Discrete and Impulsive Systems (Ser B: Applications and Algorithms), 15 :891902. [Details] 
Ntouyas, S.K. (2008) 'Existence results on semiinfinite intervals for nonlocal evolution equations and inclusions via semigroup theory'. Numerical Functional Analysis and Optimization, 29 :419444. [Details] 
Petrusel, A., Petru, T.P. (2008) 'Fixed point results for Ciric type contractions on a set with two separating gauge structures'. Scientiae Mathematicae Japonicae, 68 :361369. [Details] 
AminiHarandi, A., Farajzadeh, A.P., Agarwal, R.P. (2008) 'Fixed point theory for _x000B_condensing set valued maps in hyperconvex metric spaces'. Communications on Applied Nonlinear Analysis, 15 :3946. [Details] 
Cho, Y. (2008) 'Fixed point theory for Volterra contractive operators of Matkowski type in Fr´echet spaces'. Dynamics of Continuous, Discrete and Impulsive Systems (Ser A: Mathematical Analysis), 15 :871884. [Details] 
Agarwal, R.P., Filippakis, M., Papageorgiou, N.S. (2008) 'Twin positive solutions for pLaplacian nonlinear Neumann problems via variational and degree theoretic methods'. Journal of Nonlinear and Convex Analysis, 9 :123. [Details] 
Banas, J. (2008) 'Fixed point theory for Volterra Kakutani M¨onch maps'. Journal of Mathematics and Applications, 30 :3341. [Details] 
AminiHarandi, A., Farajzadeh, A.P., Agarwal, R.P. (2008) 'Fixed point theory for inward set valued maps in hyperconvex metric spaces'. East Asian Mathematical Journal, 24 :369375. [Details] 
Agarwal, R.P.; Stanˇek, S. (2008) 'Dead cores of singular Dirichlet boundary value problems with _x001E_Laplacia'. Applications of Mathematics, 53 :381399. [Details] 
AminiHarandi, A., Farajzadeh, A.P., Agarwal, R.P. (2008) 'Best proximity pairs for upper semicontinuous set valued maps in hyperconvex metric spaces'. Fixed Point Theory and Applications, 648985 . [Details] 
Cho, Y.J., Stanek, S. (2008) 'Antipodal fixed point theory for Volterra maps'. Dynamic Systems and Applications, 17 :325330. [Details] 
Agarwal, R.P.; Stanˇek, S. (2008) 'An existence principle for nonlocal difference boundary value problems with Laplacian and its application to singular problems'. Advances in Difference Equations, 154302 . [Details] 
Balaj, M. (2008) 'Weakequilibrium problems in Gconvex spaces'. Rendiconti del Circolo Matematico di Palermo, 57 :103117. [Details] 
Agarwal, R.P., Perera, K. (2008) 'Positive solutions in the sense of distributions of singular boundary value problems'. Proc. Amer. Math. Soc, 136 :279286. [Details] 
Saker, S., Agarwal, R.P. (2008) 'Oscillation theorems for second order nonlinear neutral delay dynamic equations on time scales'. Acta Mathematica Sinica (English Series), 24 :14091432. [DOI] [Details] 
Agarwal, R.P., Saker, S.H. (2008) 'Oscillation and global attractivity in a delay periodic host macroparasite model'. Applied Mathematics and Computation, 196 :340352. [DOI] [Details] 
Chen, J. (2008) 'On periodic solutions for even order differential equations'. Nonlinear Analysis, 69 :11381144. [Details] 
Papageorgiou, N.S. (2008) 'Fixed point theory in Frechet spaces for inward and weakly inward Volterra type operators'. Nonlinear Functional Analysis and Applications, 13 :643655. [Details] 
Balaj, M., Cho, Y.J. (2008) 'Fixed point theory for permissible maps via index theory'. East Asian Mathematical Journal, 24 :97103. [Details] 
O'REGAN, D. (2008) 'Singular integral equations arising in draining and coating flows'. Applied Mathematics and Computation, 205 :438441. [Details] 
Chen, J., Tisdell, C.C. (2008) 'Some results on periodic solutions for even order differential equations'. Communications in Applied Analysis, 12 :2328. [Details] 
Jesic, S.N., Babacev, N.A. (2008) 'A common fixed point theorem for Rweakly commuting mappings in probabilistic spaces with nonlinear contractive conditions'. Applied Mathematics and Computation, 201 :272281. [DOI] [Details] 
O'REGAN, D. (2009) 'Index and fixed point theory for compact absorbing contractive permissible maps'. Journal of Nonlinear and Convex Analysis, 10 :359381. [Details] 
Wang, F., Chen, Y.Q. (2009) 'Degree theory for monotone type mappings in nonreflexive Banach spaces'. Applied Math. Letters, 22 :276279. [DOI] [Details] 
Agarwal, R.P., Wong, P.J.Y. (2009) 'Solutions of a system of integral equations in Orlicz spaces'. Journal of Integral Equations and Applications, 21 :469498. [Details] 
Sun, Y., Cho, Y.J. (2009) 'Positive solutions for singular second order Neumann boundary value problems via a cone fixed point theorem'. Applied Mathematics and Computation, 210 :8086. [DOI] [Details] 
Cho, Y.J., Yan, B. (2009) 'Lefschetz fixed point theory for compact absorbing contractive admissible maps'. J. Korean Soc. Math. Educ. Ser. B Pure Appl. Math, 16 :6983. [Details] 
Liang, J., Luo, S.B. (2009) 'Iterative approximation problem of fixed points for asymptotically pseudocontractive mappings'. Indian Journal of Mathematics, 51 :255265. [Details] 
Agarwal, R.P. (2009) 'Fixed point theory for various classes of permissible maps via index theory'. Comm. Korean Mathematical Society, 24 :247263. [Details] 
O'REGAN, D. (2009) 'Fixed point theory for permissible extension type maps'. Rend. del Circolo Matematico di Palermo, 58 :477484. [Details] 
Zu, L., Jiang, D., Gai, Y., Gao, H. (2009) 'Weak singularities and existence of solutions to (k, n  k) conjugate boundary value problems'. Nonlinear Analysis (Real World Applications), 10 :26272632. [Details] 
Chen, J. (2009) 'Solvability analysis of periodic solutions for nth order differential equations'. Dynamic Systems and Applications, 18 :205211. [Details] 
Ntouyas, S.K. (2009) 'Some remarks on controllability of evolution equations in Banach spaces'. Electronic Journal of Differential Equations, 79 :16. [Details] 
Papageorgiou, N.S. (2009) 'The existence of two nontrivial solutions via homological local linking for the noncoercive pLaplacian Neumann problem'. Nonlinear Analysis, 70 :43864392. [DOI] [Details] 
Avery, R., Henderson, J. (2009) 'Three functionals fixed point theorem'. Arabian Journal for Science and EngineeringMathematics, 1 :2537. [Details] 
Agarwal, R.P., Filippakis, M., Papageorgiou, N.S. (2009) 'Constant sign and nodal solutions for problems with the pLaplacian and a nonsmooth potential using variational techniques'. Boundary Value Problems, (Special issue on Singular Boundary Value Problems for Ordinary Differential Equations), 820237 . [Details] 
Agarwal, R.P., Shakhmurov, V.B. (2009) 'Bseparable boundary value problems in Banachvalued function spaces'. Applied Mathematics and Computation, 210 :4863. [DOI] [Details] 
Banas, J., Sadarangani, K. (2009) 'On solutions of a quadratic Hammerstein integral equation on an unbounded interval'. Dynamic Systems and Applications, 18 :251264. [Details] 
Yan, B., Agarwal, R.P. (2009) 'Multiple positive solutions of singular Dirichlet second order boundary value problems with derivative dependence'. Journal of Dynamical and Control Systems, 15 :126. [DOI] [Details] 
Agarwal, R.P. (2009) 'Existence for set differential equations via multivalued operator equations'. Mathematics, Game Theory and Algebra Compendium, 2 :541545. [Details] 
Hernandez, E. (2009) 'Controllability of VolterraFredholm type systems in Banach spaces'. Jour. Franklin Inst., 346(2009), 95101, 346 :95101. [Details] 
O'REGAN, D. (2009) 'Continuation theorems for acyclic maps in topological spaces'. Communications in Applied Analysis, 13 :3946. [Details] 
AminiHarandi, A., Farajzadeh, A.P. (2009) 'On generalizations of Ekeland’s variational principle and Takahashi’s minimization'. Functional Analysis and Applications, 14 :653664. [Details] 
Farajzadeh, A.P., AminiHarandi, A., Agarwal, R.P. (2009) 'New types of generalized variationallike inequality problems in topological vector spaces'. Applied Mathematics Letters, 22 :11261129. [Details] 
Abbas, M. (2009) 'Necessay and sufficient conditions for common fixed point theorems in fuzzy metric spaces'. Demostratio Mathematica, 42 :887900. [Details] 
Filippakis, M.E., Papageorgiou, N.S. (2009) 'Multiple solutions for noncoercive resonant Neumann hemivariational inequalities'. Communications in Applied Analysis (Special issue on Variational and Critical Point Methods in Nonlinear Analysis), 13 . [Details] 
Yang, Z., Agarwal, R.P. (2009) 'Positive solutions of a secondorder boundary value problem via integrodifferential equation arguments'. Applicable Analysis, 88 :11971211. [DOI] [Details] 
Ge, C., Liang, J., Xiao, T. (2009) 'Random coincidence points and random fixed points of multifunctions in metric spaces'. Taiwanese Journal of Mathematics, 13 :899912. [Details] 
Wang, F., Chen, Y.Q. (2009) 'Generalized degree for classes of finite dimensional upper hemicontinuous mappings in separable Banach spaces'. Applied Mathematics and Computation, 211 :173176. [DOI] [Details] 
Li, H., Liu, Y. (2009) 'Global behavior of the components of nodal solutions for Lidstone boundary value problems'. Applicable Analysis, 88 :11731182. [DOI] [Details] 
Agarwal, R.P., Shakhmurov, V.B. (2009) 'Higher order nonlinear degenerate differential operator equations'. Applied Math. Letters, 22 :15561561. [DOI] [Details] 
Chen, Y.Q., Wang, F.L., Zhou, S.L. (2009) 'Antiperiodic boundary value problems for finite dimensional differential systems'. Boundary Value Problems, (Special issue on Singular Boundary Value Problems for Ordinary Differential Equations), 541435 . [Details] 
O'REGAN, D. (2009) 'Asymptotic Lefschetz fixed point theory for ANES(compact) maps'. Rendiconti del Circolo Matematico di Palermo, 58 :8797. [Details] 
O'REGAN, D. (2009) 'LeraySchauder and Krasnoselskii fixed point theory in Fr´echet spaces for Urysohn type operators'. Advances in Nonlinear Analysis: Theory Methods and Applications, :149163. [Details] 
AminiHarandi, A., Farajzadeh, A.P., Agarwal, R.P. (2009) 'Fixed point theorems for condensing multimaps on abstract convex uniform spaces'. Nonlinear Functional Analysis and Applications, 14 :109120. [Details] 
O'REGAN, D. (2009) 'Fixed point index for composite type maps'. Applicable Analysis and Discrete Mathematics, 3 :224235. [DOI] [Details] 
Hernandez, E. (2009) 'Existence results for abstract neutral functional differential equations'. Proc. Amer. Math. Society, 137 :33093318. [Details] 
Guo, C., Xu, Y., Agarwal, R.P. (2009) 'Existence of periodic solutions for a class of even order differential equations with deviating argument'. Electronic Journal of Qualitative Theory of Differential Equations, Spec. Ed, 1 (12):112. [Details] 
Agarwal, R.P., Jankowski, T. (2009) 'Dynamic inequalities and equations of Volterra type'. Dynamics of Continuous, Discrete and Impulsive Systems (Ser A: Mathematical Analysis), 16 :471480. [Details] 
Agarwal, R.P., Wong, P.J.Y. (2009) 'Constant sign solutions for systems of singular integral equations of Hammerstein type'. Mathematical and Computer Modelling, 50 :9991025. [DOI] [Details] 
Jesic, S.N., Babacev, N.A., Nikolic, R.M. (2009) 'Common fixed point theorems for four mappings defined on Lfuzzy metric spaces with nonlinear contractive type condition'. Fixed Point Theory, 10 :259274. [Details] 
Kelevedjiev, P.S., Agarwal, R.P. (2009) 'Barrier strips and positive solutions of first order singular and regular initial value problems'. Differential Equations (Translated from Differentsial'nye Uravneniya), 45 :13781382. [Details] 
Grace, S.R., Agarwal, R.P. (2009) 'A selection of oscillation criteria for second order differential inclusions'. Applied Mathematics Letters, 22 :153158. [DOI] [Details] 
Chen, Y., Wang, F., Agarwal, R.P. (2009) 'A note on the degree for maximal monotone mappings in finite dimensional spaces'. Applied Math. Letters, 22 :17661769. [DOI] [Details] 
Xian, X., Ruifang, Z. (2009) 'Existence and location results for signchanging solutions for threepoint boundary value problems using LeraySchauder degree'. Monatshefte f¨ur Mathematik, 158 :413439. [DOI] [Details] 
ElGebeily, M.A., Al Shammary, K. (2009) 'Existence and quasilinearization in Banach Spaces'. Journal of Mathematical Analysis and Applications, 358 :345354. [Details] 
Chen, Y. (2009) 'On the homotopy property of topological degree for maximal monotone mappings'. Applied Mathematics and Computation, 208 :373377. [DOI] [Details] 
O'REGAN, D. (2009) 'Multiplicity results for sublinear and superlinear Hammerstein integral equations via Morse theory'. Communications in Applied Analysis, (Special issue on Variational and Critical Point Methods in Nonlinear Analysis), 13 :385394. [Details] 
Liu, Y. (2009) 'Multiplicity results using bifurcation techniques for a class of fourth order mpoint boundary value problems'. Boundary Value Problems, (Special issue on Singular Boundary Value Problems for Ordinary Differential Equations), 970135 . [Details] 
Th. Kyritsi, S., Papageorgiou, N.S. (2009) 'Multiple solutions for resonant hemivariational inequalities via minimax methods'. Advanced Nonlinear Studies, 9 :453477. [Details] 
ElGebeily, M., Furati, K.M. (2009) 'The finite elementGalerkin method for singular self adjoint differential equations'. Jour. Computational and Applied Mathematics, 223 :735752. [DOI] [Details] 
Agarwal, R.P., Bohner, M., Grace, S.R. (2009) 'Oscillation of second order strongly superlinear and strongly sublinear dynamic equations'. Communications in Nonlinear Sciences and Numerical Simulations, 14 :34633471. [DOI] [Details] 
ElGebeily, M., Furati, K.M., Agarwal, R.P. (2009) 'On the approximation of nonlinear singular self adjoint second order boundary value problems'. Jour. Computational and Applied Mathematics, 224 :360372. [DOI] [Details] 
Chen, Y.Q., Kim, J.K. (2009) 'On semilinear operator equations with Fredholm mappings of nonnegative index type'. Nonlinear Functional Analysis and Applications, 14 :391401. [Details] 
O'REGAN, D. (2009) 'Fixed point theory for admissible type maps with applications'. Fixed Point Theory and Applications, 439176 . [Details] 
Agarwal, R.P., Balaj, M. (2009) 'Common fixed point theorems and minimax inequalities in locally convex Hausdorff topological vector spaces'. Applicable Analysis, 88 :16911699. [DOI] [Details] 
L¨u, H., Agarwal, R.P. (2009) 'An approximation approach to eigenvalue intervals for singular boundary value problems with sign changing and superlinear nonlinearities'. Boundary Value Problems, 103867 . [Details] 
ElGebeily, M. (2009) 'A characterization of self adjoint operators determined by the weak formulation of second order singular differential expressions'. Glasgow Mathematical Journal, 51 :385404. [Details] 
Deschrijver, G., Saadati, R., Vaezpour, S.M. (2009) 'Lfuzzy euclidean normed spaces and compactness'. Chaos, Solitons and Fractals, 42 :4045. [Details] 
Nieto, J.J. (2009) 'Variational approach to impulsive differential equations'. Nonlinear Analysis (Real World Applications), 10 :680690. [Details] 
O'REGAN, D. (2009) 'The fixed point index for compact absorbing contractive admissible maps'. Applied Mathematics and Computation, 215 :19751983. [DOI] [Details] 
Chu, J. (2009) 'Multiplicity results for second order nonautonomous singular Dirichlet systems'. Acta Applicandae Mathematicae, 105 :323338. [Details] 
Saadati, R., Vaezpour, S.M., Kim, J.K. (2009) 'Generalized distance and common fixed point theorems in Menger probabilistic metric spaces'. Bulletin of the Iranian Mathematical Society, 35 :97117. [Details] 
Kristaly, A., Varga, C. (2009) 'Parameterized nonlinear equations on Dirichlet forms'. Communications in Applied Analysis, (Special issue on Variational and Critical Point Methods in Nonlinear Analysis), 13 :317326. [Details] 
Agarwal, R.P., Stanek, S. (2009) 'Positive and maximal positive solutions of singular mixed boundary value problems'. Central European Jour. of Mathematics, 7 :694716. [DOI] [Details] 
Agarwal, R.P. (2009) 'Existence results for asymptotic linear Hammerstein integral equations via Morse theory'. Commentationes Mathematicae (Prace Matematyczne), 49 :5966. [Details] 
Ntouyas, S.K. (2009) 'Existence results for semilinear neutral functional differential equations with nonlocal conditions'. Differential Equations and Applications, 1 :4165. [Details] 
O'REGAN, D. (2009) 'Fixed point theory for extension type maps in topological spaces'. Applicable Analysis, 88 :301308. [DOI] [Details] 
O'REGAN, D. (2010) 'Fixed point theory for compact absorbing contractions in extension type spaces'. CUBO, A Mathematical Journal, 12 (2):199215. [Details] 
Balaj, M. (2010) 'A generalized quasiequilibrium problem'. Optim. Appl, 35 :201211. [Details] 
Saadati, R. (2010) 'Lrandom and fuzzy normed spaces and classical theory'. CUBO, A Mathematical Journal, 12 (3):7181. [Details] 
Taoudi, M.A. (2010) 'Fixed point theorems for the sum of two nonlinear operators in locally convex spaces'. Indian Journal of Mathematics, 52 :1324. [Details] 
AminiHarandi, A. (2010) 'Fixed point theorems for setvalued contraction type maps in metric spaces'. Fixed Point Theory and Applications, (Special Issue on Impact of Kirk's Results in the Development of Fixed Point Theory), 390183 . [Details] 
Long, X.J., Huang, N.J. (2010) 'Farkastype results for general composed convex optimization problems with inequality constraints'. Mathematical Inequalities and Applications, 13 :135143. [Details] 
Wong, P.J.Y., Agarwal, R.P. (2010) 'Periodic constantsign solutions for systems of Hill’s equations'. Asymptotic Analysis, 67 :191216. [DOI] [Details] 
Farajzadeh, A.P., AminiHarandi, A., Agarwal, R.P. (2010) 'Strong vector equilibrium problems in topological vector spaces via KKM maps (with'. CUBO, A Mathematical Journal, 12 :219230. [Details] 
Taoudi, M. (2010) 'Fixed point theorems for wscompact mappings in Banach spaces (with R.P. Agarwal'. Fixed Point Theory and Applications, 183596 . [Details] 
O'REGAN, D. (2010) 'Homotopy extension type maps and fixed points'. Dynamic Systems and Applications, 19 :375381. [Details] 
D'Agui, G. (2010) 'Infinitely many solutions for a class of elliptic variationalhemivariational inequality problems'. Studia Universitatis BabesBolyai Mathematica, 55 (4):7382. [Details] 
Peranl, J. (2010) 'One dimensional _x001E_Laplacian funticonal equations'. Journal of Mathematica Analysis and Applications, 371 :177183. [DOI] [Details] 
Kyritsi, Th.S., Papageorgiou, N.P. (2010) 'Existence of multiple solutions for nonlinear Dirichlet problems with a nonhomogeneous differential operator'. Advanced Nonlinear Studies, 10 :631657. [Details] 
Hernandez, E., Balachandran, K. (2010) 'On recent developments in the theory of abstract differential equations with fractional derivatives'. Nonlinear Analysis, 73 :34623471. [DOI] [Details] 
O'REGAN, D. (2010) 'Essential extension type maps for general classes of maps'. Applied Mathematics and Computation, 216 :33913395. [DOI] [Details] 
Chen, J. (2010) 'On a perturbed conservative system of semilinear wave equations with periodic Dirichlet boundary conditions'. Bulletin of the Australian Mathematical Society, 81 :281288. [DOI] [Details] 
Agarwal, R.P. (2010) 'Fixed point theory for various classes of inward multivalued maps'. Bulletin of the Australian Mathematical Society, 81 :115. [Details] 
O'REGAN, D. (2010) 'Periodic points for compact absorbing contractions in extension type spaces'. Communications in Applied Analysis, 14 :111. [Details] 
O'REGAN, D. (2010) 'Lefschetz fixed point theorems in generalized neighborhood extension spaces with respect to a map'. Rend. del Circolo Matematico di Palermo, 59 :319330. [Details] 
O'REGAN, D. (2010) 'Fixed points for compact permissible maps in extension type spaces'. Fixed Point Theory, 11 :107112. [Details] 
Li, X., Huang, N.J. (2010) 'Strong convergence theorems for relatively nonexpansive mappings in Banach spaces with applications'. Computers and Mathematics with Applications, 60 :13221331. [DOI] [Details] 
ElGebeily, M. (2010) 'The boundary conditions description of type I domains'. Glasgow Mathematical Journal, 52 :619633. [DOI] [Details] 
Afrouzi, G.A., Heidarkhani, S. (2010) 'Three solutions to a class of Neumann double eigenvalue elliptic systems driven by a (p1, ...., pn)Laplacian'. Bulletin Korean Math. Society, 47 :12351250. [DOI] [Details] 
ElGebeily, M., Messaoudi, S. (2010) 'Type I operators and the approximation of singular twopoint boundary value problems'. Applied Mathematics and Computation, 216 :34333438. [Details] 
Agarwal, R.P., Wong, P.J.Y. (2010) 'Constant sign solutions for singular systems of Fredholm integral equations'. Mathematical Methods in the Applied Sciences, 33 :17831793. [Details] 
Agarwal, R.P., Shakhmurov, V.B. (2010) 'Uniform separable differential operators with parameters'. Journal of the Franklin Institute, 347 :216. [Details] 
Agarwal, R.P., Stanek, S. (2010) 'Positive solutions of singular complementary Lidstone boundary value problems'. Boundary Value Problems, 368169 . [Details] 
Agarwal, R.P., Stanek, S. (2010) 'Positive solutions for Dirichlet problems of singular nonlinear fractional differential equations'. Journal of Mathematical Analysis and Applications, 37 :5768. [Details] 
Agarwal, R.P., Perera, K. (2010) 'Nontrivial solutions of psuperlinear anisotropic pLaplacian systems via Morse theory'. Topological Methods in Nonlinear Analysis, 35 :367378. [Details] 
Balaj, M. (2010) 'Inclusion and intersection theorems with applications in equilibrium theory in Gconvex spaces'. Jour. Korean Mathematical Society, 47 :10171029. [Details] 
Kelevedjiev, P.S., Popivanov, N., Agarwal, R.P. (2010) 'Existence results for second order boundary value problems using the barrier strip technique'. AequationesMathematicae, 79 :281291. [Details] 
Guo, C., Agarwal, R.P. (2010) 'Existence of periodic solutions for a class of secondorder neutral differential equations with multiple deviating arguments'. CUBO, A Mathematical Journal, 12 (3):153165. [Details] 
Guo, C., Agarwal, R.P. (2010) 'Existence of homoclinic solutions for a class of second order differential equations with multiple lags'. Advances in Dynamical Systems and Applications, 5 :7585. [Details] 
Agarwal, R.P., Taoudi, M.A. (2010) 'BrowderKrasnoselskii type fixed point theorems in Banach spaces'. Fixed Point Theory and Applications, 243716 . [Details] 
Balaj, M. (2010) 'A generalized quasiequilibrium problem'. Nonlinear Analysis and Variational Problems, . [Details] 
Xian, X., Yanfang, C. (2010) 'Structure of positive solution sets of semipositone singular boundary value problems'. Nonlinear Analysis, 72 :35353550. [DOI] [Details] 
Chu, J. (2010) 'Singular integral equations and applications to nonlinear conjugate problems'. Taiwanese Journal of Mathematics, 14 :329345. [Details] 
Agarwal, R.P., Perera, K. (2010) 'Multiplicity results for psublinear pLaplacian problems involving indefinite eigenvalue problems via Morse theory'. Electronic Journal of Differential equations, 41 :16. [Details] 
Agarwal, R.P., Pinelas, S. (2010) 'Bounds for analytic solutions to integral equations in the complex domain'. Applied Mathematics Letters, 23 :847851. [Details] 
Filippakis, M.E., Papageorgiou, N.P. (2010) 'Positive solutions and bifurcation phenomena for nonlinear elliptic equations of logistic type: the superdiffusive case'. Communications on Pure and Applied Analysis, 9 :15071527. [DOI] [Details] 
ElGebeily, M.A., Nieto, J.J. (2010) 'A monotone iterative technique for stationary and time dependent problems in abstract Banach spaces'. Jour. Computational and Applied Mathematics, 233 :23952404. [DOI] [Details] 
Guo, C., Xu, Y., Agarwal, R.P. (2010) 'Homoclinic orbits for a singular second order neutral differential equation'. Journal of Mathematical Analysis and Applications, 366 :550560. [DOI] [Details] 
Bonanno, G., Molica Bisci, G. (2010) 'Infinitely many weak solutions for a class of quasilinear elliptic systems'. Mathematical and Computer Modelling, 52 :152160. [DOI] [Details] 
Chen, Y., Agarwal, R.P. (2010) 'Antiperiodic solutions for evolution equations associated with monotone type mappings'. Applied Mathematics Letters, 23 :13201325. [DOI] [Details] 
Taoudi, M.A. (2010) 'Fixed point theorems for the sum of two weakly sequentially continuous mappings'. Nonlinear Analysis, 73 :283289. [DOI] [Details] 
Li, X.S., Huang, N.J. (2010) 'Differential mixed variational inequalities in finite dimensional spaces'. Nonlinear Analysis, 72 :38753886. [Details] 
O'Regan, D (2010) 'Essential extension type maps for general classes of maps'. Applied Mathematics And Computation, 216 :33913395. [DOI] [Details] 
Gorniewicz, L., Ntouyas, S.K. (2011) 'Existence results for impulsive functional differential inclusions'. Dynamics of Continuous, Discrete and Impulsive Systems (Ser A: Mathematical Analysis), 18 :115134. [Details] 
Agarwal, R.P., Shakhmurov, V. (2011) 'Degenerate anisotropic differential operators and applications'. Boundary Value Problems, 268032 . [Details] 
Saker, S.H. (2011) 'New oscillation criteria for second order neutral functional dynamic equations via the generalized Riccati substitution'. Communications in Nonlinear Sciences and Numerical Simulations, 16 :423434. [DOI] [Details] 
Hernandez, E. (2011) 'C_x000B_H¨older classical solutions for nonautonomous neutral differential equations'. Discrete and Continuous Dynamical SystemsSer. A, 29 :241260. [DOI] [Details] 
Yang, Z. (2011) 'Positive solutions for a 2nthorder boundary value problem involving all derivatives of odd orders'. Topological Methods in Nonlinear Analysis, 37 :87101. [Details] 
Afrouzi, G.A., Heidarkhani, S. (2011) 'Existence of three solutions for a doubly eigenvalue fourth order boundary value problem'. Taiwanese Journal of Mathematics, 15 :201210. [Details] 
Saadati, R. (2011) 'Some common fixed point theorems for weakly commuting maps in Lfuzzy metric spaces'. Dynamics of Continuous, Discrete and Impulsive Systems (Ser A: Mathematical Analysis), 18 :113. [Details] 
Liu, Y. (2011) 'Multiplicity results using bifurcation techniques for a class of boundary value problems of impulsive differential equations'. Communications in Nonlinear Sciences and Numerical Simulations, 16 :17691775. [DOI] [Details] 
Liu, Y. (2011) 'Bifurcation techniques for fourth order mpoint boundary value problems'. Dynamics of Continuous, Discrete and Impulsive Systems (Ser A: Mathematical Analysis), 18 :215234. [Details] 
O'REGAN, D. (2011) 'Applications of linking to Hammerstein integral equations'. Applied Mathematics and Computation, 217 :52795284. [DOI] [Details] 
Agarwal, R.P., Bohner, M., Grace, S.R. (2011) 'Philos type criteria for second order halflinear dynamic equations'. Mathematical Inequalities and Applications, 14 :211222. [Details] 
O'REGAN, D. (2011) 'Fixed point theory in generalized approximate neighborhood extension spaces'. Fixed Point Theory, 12 :155164. [Details] 
Chen, Y., Nieto, J.J. (2011) 'Antiperiodic solutions for evolution equations associated with maximal monotone mappings'. Applied Math. Letters, 24 :302307. [DOI] [Details] 
O'REGAN, D. (2011) 'Integer valued fixed point index for compact acyclic maps'. Dynamics of Continuous, Discrete and Impulsive Systems (Ser A: Mathematical Analysis), 18 :149159. [Details] 
Guo, C., Agarwal, R.P. (2011) 'Existence of multiple periodic solutions for a class of first order neutral differential equations'. Applicable Analysis and Discrete Mathematics, 5 :147158. [DOI] [Details] 
Agarwal, R.P. 'Singular boundary value problems with integrable singularities'. Miskolc Mathematical Notes, 5 :119127. [Details] 
Agarwal, R.P., Wong, P.J.Y. 'On constantsign solutions of a system of discrete equations'. Journal of Applied Mathematics and Computing, 14 :137. [Details] 
Conference Publications
OREGAN, D. et al. (1994) Existence theory for singular two point boundary value problems PROCEEDINGS OF THE FOURTH INTERNATIONAL COLLOQUIUM ON DIFFER , pp.215228 [Details] 
OREGAN, T.L. et al. (1996) Finite deformation FE simulations in metals using remeshing FRONTIERS FOR ENGINEERING MATERIALS , pp.171178 [Details] 
OREGAN, D. et al. (1997) Random fixed point theory with applications NONLINEAR ANALYSISTHEORY METHODS & APPLICATIONS , pp.32953299 [Details] 
OREGAN, T.L. et al. (1997) Void growth simulations in single crystals COMPUTATIONAL MECHANICS , pp.115121 [Details] 
OREGAN, D. et al. (2001) Essential upper semicontinuous compact maps on normal topological vector spaces which have the fixed point property FIXED POINT THEORY AND APPLICATIONS , pp.1725 [Details] 
OREGAN, D. et al. (2007) Fixed point theory for generalized contractive maps on spaces with vectorvalued metrics Fixed Point Theory and Applications , pp.143149 [Details] 
Editorial
O'Regan, A (2007) The role of CT scan in reversible airflow obstruction. Editorial [Details] 
Other Item
OREGAN, A.W. et al. (2006) Asbestos exposure and serum osteopontin. NEW ENGLAND JOURNAL OF MEDICINE. Other Item [Details] 