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Donal O'Regan :
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Ravi P. Agarwal , Said R. Grace , Donal O'Regan Semipositone higher-order differential equations. [Citation Graph (0, 0)][DBLP ] Appl. Math. Lett., 2004, v:17, n:2, pp:201-207 [Journal ] Ravi P. Agarwal , Donal O'Regan Fixed-point theorems for multivalued maps with closed values on complete gauge spaces. [Citation Graph (0, 0)][DBLP ] Appl. Math. Lett., 2001, v:14, n:7, pp:831-836 [Journal ] Ravi P. Agarwal , Donal O'Regan Variational inequalities, coincidence theory, and minimax inequalities. [Citation Graph (0, 0)][DBLP ] Appl. Math. Lett., 2001, v:14, n:8, pp:989-996 [Journal ] Ravi P. Agarwal , Donal O'Regan Countably P-Concentrative Pairs and the coincidence index. [Citation Graph (0, 0)][DBLP ] Appl. Math. Lett., 2002, v:15, n:4, pp:439-444 [Journal ] Ravi P. Agarwal , Donal O'Regan Fixed-point theorems for S -KKM maps. [Citation Graph (0, 0)][DBLP ] Appl. Math. Lett., 2003, v:16, n:8, pp:1257-1264 [Journal ] Ravi P. Agarwal , Donal O'Regan A note on the topological transversality theorem for acyclic maps. [Citation Graph (0, 0)][DBLP ] Appl. Math. Lett., 2005, v:18, n:1, pp:17-22 [Journal ] Ravi P. Agarwal , Donal O'Regan Homotopy and normalization properties for admissible maps. [Citation Graph (0, 0)][DBLP ] Appl. Math. Lett., 2005, v:18, n:1, pp:33-40 [Journal ] Ravi P. Agarwal , Donal O'Regan Leray-Schauder and Krasnoselskii results for multivalued maps defined on pseudo-open subsets of a Fréchet space. [Citation Graph (0, 0)][DBLP ] Appl. Math. Lett., 2006, v:19, n:12, pp:1327-1334 [Journal ] Yu Qing Chen , Yeol Je Cho , Donal O'Regan On perturbations of accretive mappings. [Citation Graph (0, 0)][DBLP ] Appl. Math. Lett., 2005, v:18, n:7, pp:775-781 [Journal ] Ravi P. Agarwal , Donal O'Regan An index theory for countably P -concentrative J maps. [Citation Graph (0, 0)][DBLP ] Appl. Math. Lett., 2003, v:16, n:8, pp:1265-1271 [Journal ] Donal O'Regan Leray-Schauder results for inward acyclic and approximable maps defined on Fréchet spaces. [Citation Graph (0, 0)][DBLP ] Appl. Math. Lett., 2006, v:19, n:9, pp:976-982 [Journal ] Ravi P. Agarwal , Donal O'Regan , V. Lakshmikantham Viability theory and fuzzy differential equations. [Citation Graph (0, 0)][DBLP ] Fuzzy Sets and Systems, 2005, v:151, n:3, pp:563-580 [Journal ] Marlène Frigon , Donal O'Regan Fuzzy contractive maps and fuzzy fixed points. [Citation Graph (0, 0)][DBLP ] Fuzzy Sets and Systems, 2002, v:129, n:1, pp:39-45 [Journal ] Daqing Jiang , Wenjie Zuo , Donal O'Regan , Ravi P. Agarwal Optimal existence conditions for second order periodic solutions of delay differential equations with upper and lower solutions in the reverse order. [Citation Graph (0, 0)][DBLP ] Int. J. Comput. Math., 2004, v:81, n:6, pp:707-717 [Journal ] H. Adibi , Yeol Je Cho , Donal O'Regan , R. Saadati Common fixed point theorems in S-fuzzy metric spaces. [Citation Graph (0, 0)][DBLP ] Applied Mathematics and Computation, 2006, v:182, n:1, pp:820-828 [Journal ] Nonlinear integral equations singular in the dependent variable. [Citation Graph (, )][DBLP ] Second order initial value problems of Lane-Emden type. [Citation Graph (, )][DBLP ] Degree theory for monotone type mappings in non-reflexive Banach spaces. [Citation Graph (, )][DBLP ] A selection of oscillation criteria for second-order differential inclusions. [Citation Graph (, )][DBLP ] New kinds of generalized variational-like inequality problems in topological vector spaces. [Citation Graph (, )][DBLP ] Higher order nonlinear degenerate differential operator equations. [Citation Graph (, )][DBLP ] A note on the degree for maximal monotone mappings in finite dimensional spaces. [Citation Graph (, )][DBLP ] Anti-periodic solutions for evolution equations associated with monotone type mappings. [Citation Graph (, )][DBLP ] Bounds for analytic solutions to integral equations in the complex domain. [Citation Graph (, )][DBLP ] Search in 0.003secs, Finished in 0.004secs