Edit Profile (opens in new tab) Papageorgiou, Nikolaos S. Co-Author Distance Author ID: papageorgiou.nikolaos-s Published as: Papageorgiou, Nikolaos S.; Papageorgiou, N. S.; Papageorgiou, Nikolas S.; Papageorgiou, Nikolaos; Papageorgiou, Nicolaos S.; Papageorgiou, Nikolaus S.; Papageorgiou, N.; Papageorgiou, Nikolaos Socrates; Papageorgiou, Nikalaos S.; Papageorgiou, Nikolaos s.; Papageorgiou, Nilolaos S.; Papageorgiou, Nokolaos S.; Papageorgiou, Nicolas S.; Papageorgiu, Nikolaos S.; Papageorgiou, Nikolas S; Papageorgiu, Nikolas S. more...less Further Spellings: Παπαγεωργίου, Νικόλαος Σ. Homepage: http://www.math.ntua.gr/~npapg/ External Links: MGP · ORCID · ResearchGate · dblp Documents Indexed: 1,057 Publications since 1982, including 15 Books Co-Authors: 103 Co-Authors with 829 Joint Publications 2,520 Co-Co-Authors all top 5 Co-Authors 227 single-authored 122 Gasiński, Leszek 104 Rădulescu, Vicenţiu D. 57 Staicu, Vasile 50 Aizicovici, Sergiu 50 Vetro, Calogero 49 Hu, Shouchuan 48 Filippakis, Michael E. 48 Repovš, Dušan D. 43 Vetro, Francesca 36 Kyritsi, Sophia Th. 28 Avgerinos, Evgenios P. 25 O’Regan, Donal 25 Papalini, Francesca 24 Motreanu, Dumitru 23 Kourogenis, Nikolaos C. 22 Winkert, Patrick 21 Liu, Zhenhai 18 Marano, Salvatore Angelo 17 Motreanu, Viorica Venera 17 Yannakakis, Nikolaos 16 Kandilakis, Dimitrios A. 15 Smyrlis, George 14 Kravvaritis, Dimitrios C. 12 Halidias, Nikolaos 11 Barletta, Giuseppina 11 Cardinali, Tiziana 10 Matzakos, Nikolaos M. 9 Agarwal, Ravi P. 9 Papageorgiou, Evgenia H. 9 Rocha, Eugénio A. M. 9 Scapellato, Andrea 9 Zeng, Shengda 9 Zhang, Youpei 8 Denkowski, Zdzislaw 8 Fiacca, Antonella 8 Zhang, Chao 7 Bai, Yunru 7 Flytzanis, Elias G. 7 Kristály, Alexandru 7 Lakshmikantham, Vangipuram 7 Leonardi, Salvatore 7 Mugnai, Dimitri 7 Shahzad, Naseer 6 Andrade Santos, Sandrina Rafaela 6 D’Aguì, Giuseppina 6 Livrea, Roberto 5 Candito, Pasquale 5 Iannizzotto, Antonio 5 Pantelides, George 4 Averna, Diego 4 Bader, Ralf 4 Fragnelli, Genni 4 Tornatore, Elisabetta 3 Migórski, Stanisław 2 Bonanno, Gabriele 2 Jebelean, Petru 2 Khan, Mohammed Ali 2 Klimczak, Liliana 2 Krech, Ireneusz 2 Mosconi, Sunra J. N. 2 Papageorgiou, Apostolos S. 2 Qin, Dongdong 2 Servadei, Raffaella 2 Vercillo, Susanna 2 Zhang, Jian 1 Arseni-Benou, Kate 1 Byszewski, Ludwik 1 Cai, Li 1 Chen, Jianqing 1 Crespo-Blanco, Ángel 1 Dai, Guowei 1 Ding, Yimin 1 Douka, Panagiota 1 El Manouni, Said 1 Guarnotta, Umberto 1 Hou, Chunjuan 1 Kravvaritis, Dimitrie 1 Kravvaritis, Dimitros 1 Kyritsi-Yiallourou, Sophia Th. 1 Lazăr, Ioana-Claudia 1 Li, Xiuwen 1 Liu, Wulong 1 Liu, Yongjian 1 Marino, Greta 1 Marras, Monica 1 Matzakos, Nikolas 1 Matzakos, Nokolaos 1 Mimikos-Stamatopoulos, Nikiforos 1 Onete, Florin-Iulian 1 Papadrianos, John 1 Patrone, Fioravante 1 Petiurenko, Anna 1 Pudełko, Anna 1 Renzacci, Francesca 1 Roberto, Lucchetti E. 1 Rubbioni, Paola 1 Santos Coelho Rodrigues, Ana Isabel 1 Tang, Xianhua 1 Varga, Csaba György 1 Vasundhara Devi, Jonnalagadda ...and 3 more Co-Authors all top 5 Serials 47 Journal of Mathematical Analysis and Applications 41 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 26 Communications on Pure and Applied Analysis 25 Topological Methods in Nonlinear Analysis 21 Journal of Differential Equations 20 Proceedings of the American Mathematical Society 20 Advanced Nonlinear Studies 18 Commentationes Mathematicae Universitatis Carolinae 17 Applicable Analysis 15 Archivum Mathematicum 14 Czechoslovak Mathematical Journal 14 Mathematica Japonica 14 Electronic Journal of Differential Equations (EJDE) 14 Positivity 13 Funkcialaj Ekvacioj. Serio Internacia 13 Mathematische Nachrichten 13 Monatshefte für Mathematik 13 Journal of Nonlinear and Convex Analysis 12 Indian Journal of Pure & Applied Mathematics 12 Applied Mathematics and Optimization 12 Applied Mathematics Letters 11 Journal of Optimization Theory and Applications 11 Proceedings of the Edinburgh Mathematical Society. Series II 11 Results in Mathematics 11 Discrete and Continuous Dynamical Systems 10 Bulletin of the Australian Mathematical Society 10 International Journal of Systems Science 10 Transactions of the American Mathematical Society 10 Zeitschrift für Analysis und ihre Anwendungen 10 Proceedings of the Indian Academy of Sciences. Mathematical Sciences 10 Advances in Nonlinear Analysis 9 Annali di Matematica Pura ed Applicata. Serie Quarta 9 Yokohama Mathematical Journal 9 Electronic Journal of Qualitative Theory of Differential Equations 9 Nonlinear Analysis. Real World Applications 9 Acta Mathematica Scientia. Series B. (English Edition) 9 Discrete and Continuous Dynamical Systems. Series S 8 Applied Mathematics and Computation 8 Publicationes Mathematicae Debrecen 8 Differential and Integral Equations 8 Dynamic Systems and Applications 8 Bulletin of the Malaysian Mathematical Sciences Society. Second Series 8 Pure and Applied Functional Analysis 7 Houston Journal of Mathematics 7 International Journal of Mathematics and Mathematical Sciences 7 Asymptotic Analysis 7 Nonlinear Analysis. Theory, Methods & Applications 6 Periodica Mathematica Hungarica 6 ZAMP. Zeitschrift für angewandte Mathematik und Physik 6 Canadian Mathematical Bulletin 6 Commentarii Mathematici Universitatis Sancti Pauli 6 Kodai Mathematical Journal 6 Tamkang Journal of Mathematics 6 Stochastic Analysis and Applications 6 Forum Mathematicum 6 Atti della Accademia Nazionale dei Lincei. Classe di Scienze Fisiche, Matematiche e Naturali. Serie IX. Rendiconti Lincei. Matematica e Applicazioni 6 Atti del Seminario Matematico e Fisico dell’Università di Modena 6 Bulletin Mathématique de la Société des Sciences Mathématiques de Roumanie. Nouvelle Série 6 Calculus of Variations and Partial Differential Equations 6 NoDEA. Nonlinear Differential Equations and Applications 5 Annales Universitatis Scientiarum Budapestinensis de Rolando Eötvös Nominatae. Sectio Mathematica 5 Publications de l’Institut Mathématique. Nouvelle Série 5 Rendiconti del Circolo Matemàtico di Palermo. Serie II 5 Tôhoku Mathematical Journal. Second Series 5 Radovi Matematički 5 Japan Journal of Industrial and Applied Mathematics 5 Journal of Global Optimization 5 PU.M.A. Pure Mathematics and Applications 5 Bulletin of the Belgian Mathematical Society - Simon Stevin 5 Journal of Convex Analysis 5 Abstract and Applied Analysis 5 Communications in Contemporary Mathematics 5 Complex Variables and Elliptic Equations 4 Analysis Mathematica 4 Acta Scientiarum Mathematicarum 4 Manuscripta Mathematica 4 Osaka Journal of Mathematics 4 Pacific Journal of Mathematics 4 Acta Applicandae Mathematicae 4 Journal of Applied Mathematics and Stochastic Analysis 4 The Journal of Geometric Analysis 4 Glasnik Matematički. Serija III 4 Bulletin des Sciences Mathématiques 4 Annales Academiae Scientiarum Fennicae. Mathematica 4 Revista Matemática Complutense 4 Boundary Value Problems 4 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 4 Analysis and Mathematical Physics 4 Libertas Mathematica. New Series 3 Israel Journal of Mathematics 3 Nonlinearity 3 Rocky Mountain Journal of Mathematics 3 Annales Polonici Mathematici 3 Colloquium Mathematicum 3 Demonstratio Mathematica 3 Glasgow Mathematical Journal 3 Acta Mathematica Hungarica 3 Journal of the Australian Mathematical Society. Series A 3 Proceedings of the Royal Society of Edinburgh. Section A. Mathematics 3 Bollettino della Unione Matemàtica Italiana. Serie VII. B ...and 103 more Serials all top 5 Fields 608 Partial differential equations (35-XX) 272 Ordinary differential equations (34-XX) 197 Calculus of variations and optimal control; optimization (49-XX) 197 Global analysis, analysis on manifolds (58-XX) 106 Operator theory (47-XX) 47 Measure and integration (28-XX) 46 Functional analysis (46-XX) 43 Systems theory; control (93-XX) 39 Probability theory and stochastic processes (60-XX) 28 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 21 Integral equations (45-XX) 13 General topology (54-XX) 8 Operations research, mathematical programming (90-XX) 4 General and overarching topics; collections (00-XX) 4 Approximations and expansions (41-XX) 2 Real functions (26-XX) 2 Mechanics of deformable solids (74-XX) 1 Dynamical systems and ergodic theory (37-XX) 1 Convex and discrete geometry (52-XX) 1 Algebraic topology (55-XX) 1 Numerical analysis (65-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 759 Publications have been cited 8,142 times in 3,019 Documents Cited by ▼ Year ▼ Handbook of multivalued analysis. Volume I: Theory. Zbl 0887.47001Hu, Shouchuan; Papageorgiou, Nikolas S. 705 1997 An introduction to nonlinear analysis. Theory. Zbl 1040.46001Denkowski, Zdzisław; Migórski, Stanisław; Papageorgiou, Nikolas S. 284 2003 Nonlinear analysis – theory and methods. Zbl 1414.46003Papageorgiou, Nikolaos S.; Rǎdulescu, Vicenţiu D.; Repovš, Dušan D. 250 2019 Nonlinear analysis. Zbl 1086.47001Gasiński, Leszek; Papageorgiou, Nikolaos S. 161 2006 Nonsmooth critical point theory and nonlinear boundary value problems. Zbl 1058.58005Gasiński, Leszek; Papageorgiou, Nikolaos S. 132 2005 Topological and variational methods with applications to nonlinear boundary value problems. Zbl 1292.47001Motreanu, Dumitru; Motreanu, Viorica Venera; Papageorgiou, Nikolaos 131 2014 Degree theory for operators of monotone type and nonlinear elliptic equations with inequality constraints. Zbl 1165.47041Aizicovici, Sergiu; Papageorgiou, Nikolaos S.; Staicu, Vasile 131 2008 Handbook of applied analysis. Zbl 1189.49003Papageorgiou, Nikolaos S.; Kyritsi-Yiallourou, Sophia Th. 120 2009 On the convergence of solutions of multivalued parabolic equations and applications. Zbl 1030.35106Denkowski, Z.; Migórski, S.; Papageorgiou, N. S. 118 2003 Handbook of multivalued analysis. Volume II: Applications. Zbl 0943.47037Hu, Shouchuan; Papageorgiou, Nikolas S. 114 2000 Convergence theorems for Banach space valued integrable multifunctions. Zbl 0619.28009Papageorgiou, Nikolaos S. 113 1987 Nonlinear nonhomogeneous Robin problems with superlinear reaction term. Zbl 1352.35021Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D. 102 2016 An introduction to nonlinear analysis. Applications. Zbl 1054.47001Denkowski, Zdzisław; Migórski, Stanisław; Papageorgiou, Nikolas S. 95 2003 Multiple solutions with precise sign for nonlinear parametric Robin problems. Zbl 1287.35010Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D. 92 2014 On the theory of Banach space valued multifunctions. I: Integration and conditional expectation. Zbl 0579.28009Papageorgiou, Nikolaos S. 89 1985 Wang’s multiplicity result for superlinear \((p,q)\)-equations without the Ambrosetti-Rabinowitz condition. Zbl 1300.35017Mugnai, Dimitri; Papageorgiou, Nikolaos S. 87 2014 Double-phase problems and a discontinuity property of the spectrum. Zbl 1423.35289Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. 68 2019 Random fixed point theorems for measurable multifunctions in Banach spaces. Zbl 0606.60058Papageorgiou, Nikolaos S. 65 1986 Double-phase problems with reaction of arbitrary growth. Zbl 1404.35214Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. 65 2018 Resonant nonlinear Neumann problems with indefinite weight. Zbl 1270.35215Mugnai, Dimitri; Papageorgiou, Nikolaos S. 64 2012 Applied nonlinear functional analysis. An introduction. Zbl 1404.46001Papageorgiou, Nikolaos S.; Winkert, Patrick 62 2018 Positive solutions for perturbations of the Robin eigenvalue problem plus an indefinite potential. Zbl 1365.35017Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. 59 2017 Nonsmooth critical point theory and nonlinear elliptic equations at resonance. Zbl 0964.35055Kourogenis, Nikolaos C.; Papageorgiou, Nikolaos S. 55 2000 Qualitative phenomena for some classes of quasilinear elliptic equations with multiple resonance. Zbl 1304.35077Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D. 55 2014 Two bounded solutions of opposite sign for nonlinear hemivariational inequalities at resonance. Zbl 1027.35041Gasiński, L.; Papageorgiou, N. S. 50 2003 Exercises in analysis. II: Nonlinear analysis. Zbl 1351.00006Gasiński, Leszek; Papageorgiou, Nikolaos S. 48 2016 Multiple constant sign and nodal solutions for nonlinear elliptic equations with the \(p\)-Laplacian. Zbl 1151.35036Filippakis, Michael E.; Papageorgiou, Nikolaos S. 48 2008 Nonlinear nonhomogeneous singular problems. Zbl 1453.35069Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. 46 2020 Existence and multiplicity of solutions for Neumann \(p\)-Laplacian-type equations. Zbl 1169.35028Gasiński, Leszek; Papageorgiou, Nikolaos S. 40 2008 Multiple solutions for nonlinear coercive problems with a nonhomogeneous differential operator and a nonsmooth potential. Zbl 1258.35075Gasiński, Leszek; Papageorgiou, Nikolaos S. 39 2012 A multiplicity theorem for problems with the \(p\)-Laplacian. Zbl 1231.35085Papageorgiou, Evgenia H.; Papageorgiou, Nikolaos S. 38 2007 Positive solutions to a Dirichlet problem with \(p\)-Laplacian and concave-convex nonlinearity depending on a parameter. Zbl 1270.35219Marano, Salvatore A.; Papageorgiou, Nikolaos S. 38 2013 Existence of solutions and periodic solutions for nonlinear evolution inclusions. Zbl 0931.34043Papageorgiou, Nikolaos S.; Papalini, Francesca; Renzacci, Francesca 37 1999 Positive solutions for nonlinear elliptic problems with dependence on the gradient. Zbl 1372.35111Gasiński, Leszek; Papageorgiou, Nikolaos S. 37 2017 Coercive and noncoercive nonlinear Neumann problems with indefinite potential. Zbl 1338.35139Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D. 37 2016 Constant-sign and nodal solutions of coercive \((p, q)\)-Laplacian problems. Zbl 1260.35036Marano, Salvatore A.; Papageorgiou, Nikolaos S. 37 2013 A bifurcation-type theorem for singular nonlinear elliptic equations. Zbl 1323.35042Papageorgiou, Nikolaos S.; Smyrlis, George 35 2015 Two nontrivial critical points for nonsmooth functionals via local linking and applications. Zbl 1105.49019Kandilakis, Dimitrios; Kourogenis, Nikolaos C.; Papageorgiou, Nikolaos S. 35 2006 Exercises in analysis. Part 1. Zbl 1298.00007Gasiński, Leszek; Papageorgiou, Nikolaos S. 34 2014 Existence of five nonzero solutions with exact sign for a \(p\)-Laplacian equation. Zbl 1169.35024Filippakis, Michael; Kristály, Alexandru; Papageorgiou, Nikolaos S. 32 2009 Periodic problems for strongly nonlinear second-order differential inclusions. Zbl 1022.34008Kyritsi, Sophia; Matzakos, Nikolaos; Papageorgiou, Nikolaos S. 32 2002 Anisotropic nonlinear Neumann problems. Zbl 1271.35011Gasiński, Leszek; Papageorgiou, Nikolaos S. 32 2011 Positive solutions for the Robin \(p\)-Laplacian problem with competing nonlinearities. Zbl 1411.35101Gasiński, Leszek; Papageorgiou, Nikolaos S. 32 2019 Seven solutions with sign information for sublinear equations with unbounded and indefinite potential and no symmetries. Zbl 1310.35135Papageorgiou, Nikolaos S.; Papalini, Francesca 31 2014 Existence of multiple solutions with precise sign information for superlinear Neumann problems. Zbl 1188.35057Aizicovici, Sergiu; Papageorgiou, Nikolaos S.; Staicu, Vasile 31 2009 Nodal and multiple constant sign solutions for resonant \(p\)-Laplacian equations with a nonsmooth potential. Zbl 1176.35088Gasiński, Leszek; Papageorgiou, Nikolaos S. 31 2009 Multiple solutions for nonlinear Neumann problems driven by a nonhomogeneous differential operator. Zbl 1226.35021Motreanu, D.; Papageorgiou, N. S. 30 2011 Positive solutions for nonlinear Neumann problems with singular terms and convection. Zbl 1437.35016Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. 30 2020 Existence and multiplicity of solutions for double-phase Robin problems. Zbl 1447.35131Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. 30 2020 Noncoercive resonant \((p,2)\)-equations with concave terms. Zbl 1426.35109Papageorgiou, Nikolaos S.; Zhang, Chao 30 2020 On a class of parametric \((p,2)\)-equations. Zbl 1376.35052Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. 30 2017 Ground state and nodal solutions for a class of double phase problems. Zbl 1437.35358Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. 30 2020 Nodal solutions for \((p,2)\)-equations. Zbl 1357.35165Aizicovici, Sergiu; Papageorgiou, Nikolaos S.; Staicu, Vasile 29 2015 Generalizations of Browder’s degree theory. Zbl 0821.47043Hu, Shouchuan; Papageorgiou, Nikolaos S. 29 1995 Multiple solutions to a Robin problem with indefinite weight and asymmetric reaction. Zbl 1331.35107D’Aguì, Giuseppina; Marano, Salvatore A.; Papageorgiou, Nikolaos S. 28 2016 Boundary value problems for evolution inclusions. Zbl 0696.35074Papageorgiou, Nikolaos S. 28 1988 Resonant \((p,2)\)-equations with asymmetric reaction. Zbl 1327.35125Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D. 27 2015 Singular \(p\)-Laplacian equations with superlinear perturbation. Zbl 1417.35050Papageorgiou, Nikolaos S.; Winkert, Patrick 27 2019 Multiplicity of solutions for resonant Neumann problems with an indefinite and unbounded potential. Zbl 1341.35028Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D. 26 2015 Multiplicity of solutions for parametric \(p\)-Laplacian equations with nonlinearity concave near the origin. Zbl 1208.35050Hu, Shouchuan; Papageorgiou, Nikolaos S. 26 2010 Sensitivity analysis for optimal control problems governed by nonlinear evolution inclusions. Zbl 1365.49023Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. 25 2017 Positive solutions for nonlinear nonhomogeneous parametric Robin problems. Zbl 1394.35155Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. 25 2018 Constant sign and nodal solutions for superlinear double phase problems. Zbl 1478.35118Gasiński, Leszek; Papageorgiou, Nikolaos S. 25 2021 On measurable multifunctions with applications to random multivalued equations. Zbl 0634.28005Papageorgiou, Nikolaos S. 24 1987 Multiple solutions for parametric double phase Dirichlet problems. Zbl 1467.35181Papageorgiou, N. S.; Vetro, C.; Vetro, F. 24 2021 Bifurcation-type results for nonlinear parametric elliptic equations. Zbl 1242.35035Gasińki, Leszek; Papageorgiou, Nikolaos S. 24 2012 Multiple constant sign and nodal solutions for nonlinear Neumann eigenvalue problems. Zbl 1234.35169Motreanu, Dumitru; Motreanu, Viorica V.; Papageorgiou, Nikolaos S. 24 2011 Semilinear Neumann problems with indefinite and unbounded potential and crossing nonlinearity. Zbl 1301.35052Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D. 24 2013 Multiple solutions to \((p,q)\)-Laplacian problems with resonant concave nonlinearity. Zbl 1333.35080Marano, Salvatore A.; Mosconi, Sunra J. N.; Papageorgiou, Nikolaos S. 23 2016 Periodic solutions for second order differential inclusions with the scalar \(p\)-Laplacian. Zbl 1110.34007Aizicovici, Sergiu; Papageorgiou, Nikolaos S.; Staicu, Vasile 23 2006 Existence and multiplicity of solutions for Neumann problems. Zbl 1387.35159Motreanu, Dumitru; Papageorgiou, Nikolaos S. 23 2007 Positive solutions for nonlinear parametric singular Dirichlet problems. Zbl 1471.35168Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. 23 2019 Properties of the relaxed trajectories of evolution equations and optimal control. Zbl 0678.49002Papageorgiou, Nikolaos S. 23 1989 On the theory of Banach space valued multifunctions. II: Set valued martingales and set valued measures. Zbl 0579.28010Papageorgiou, Nikolaos S. 22 1985 Existence of three nontrivial solutions for nonlinear Neumann hemivariational inequalities. Zbl 1157.35344Iannizzotto, Antonio; Papageorgiou, Nikolaos S. 21 2009 Nonlinear Neumann problems near resonance. Zbl 1168.35018Motreanu, D.; Motreanu, V. V.; Papageorgiou, N. S. 21 2009 On the existence of solutions for nonlinear parabolic problems with nonmonotone discontinuities. Zbl 0901.35043Papageorgiou, Nikolaos S. 21 1997 Nonlinear elliptic eigenvalue problems with discontinuities. Zbl 0934.35112Hu, Shouchuan; Kourogenis, N. C.; Papageorgiou, N. S. 20 1999 Nonsmooth critical point theory and nonlinear elliptic equations at resonance. Zbl 0999.58006Kourogenis, Nikolaos C.; Papageorgiou, Nikolaos S. 20 2000 Dirichlet (\(p,q\))-equations at resonance. Zbl 1279.35051Gasiński, Leszek; Papageorgiou, Nikolaos S. 20 2014 Constant sign and nodal solutions for parametric \((p, 2)\)-equations. Zbl 1426.35108Papageorgiou, Nikolaos S.; Scapellato, Andrea 20 2020 Bifurcation of positive solutions for nonlinear nonhomogeneous Robin and Neumann problems with competing nonlinearities. Zbl 1335.35069Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D. 20 2015 Robin problems with indefinite, unbounded potential and reaction of arbitrary growth. Zbl 1338.35137Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D. 20 2016 Combined effects of singular and sublinear nonlinearities in some elliptic problems. Zbl 1296.35043Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D. 20 2014 Resonant \((p, 2)\)-equations with concave terms. Zbl 1308.35075Papageorgiou, Nikolaos S.; Winkert, Patrick 19 2015 Multiple solutions of constant sign for nonlinear nonsmooth eigenvalue problems near resonance. Zbl 1154.35362Kyritsi, Sophia Th.; Papageorgiou, Nikolaos S. 19 2004 On the existence of periodic solutions for nonconvex-valued differential inclusions in \(\mathbb{R}^ N\). Zbl 0851.34014Hu, Shouchuan; Papageorgiou, Nikolaos S. 19 1995 On \(p\)-superlinear equations with a nonhomogeneous differential operator. Zbl 1283.35029Aizicovici, Sergiu; Papageorgiou, Nikolaos S.; Staicu, Vasile 19 2013 Representation of set valued operators. Zbl 0605.46037Papageorgiou, Nikolaos S. 19 1985 Multiple nontrivial solutions for nonlinear periodic problems with the \(p\)-Laplacian. Zbl 1148.34003Aizicovici, Sergiu; Papageorgiou, Nikolaos S.; Staicu, Vasile 18 2007 A degree theoretic approach for multiple solutions of constant sign for nonlinear elliptic equations. Zbl 1148.35031Motreanu, D.; Motreanu, V. V.; Papageorgiou, N. S. 18 2007 A stability result for differential inclusions in Banach spaces. Zbl 0594.34016Papageorgiou, Nikolaos S. 18 1986 Existence and relaxation results for nonlinear second-order multivalued boundary value problems in \(\mathbb{R}^N\). Zbl 0912.34020Halidias, Nikolaos; Papageorgiou, Nikolaos S. 18 1998 Superlinear \((p(z),q(z))\)-equations. Zbl 1409.35069Papageorgiou, N. S.; Vetro, Calogero 18 2019 The spectrum and an index formula for the Neumann \(p\)-Laplacian and multiple solutions for problems with a crossing nonlinearity. Zbl 1197.35184Aizicovici, Sergiu; Papageorgiou, Nikolaos S.; Staicu, V. 17 2009 On the topological regularity of the solution set of differential inclusions with constraints. Zbl 0796.34017Hu, Shouchuan; Papageorgiou, Nikolaos S. 17 1994 On \(p\)-Laplace equations with concave terms and asymmetric perturbations. Zbl 1218.35113Motreanu, D.; Motreanu, V. V.; Papageorgiou, N. S. 17 2011 Nonlinear Neumann equations driven by a nonhomogeneous differential operator. Zbl 1242.58008Hu, Shouchuan; Papageorgiou, Nikolaos S. 17 2011 The Brezis-Oswald result for quasilinear Robin problems. Zbl 1343.35083Fragnelli, Genni; Mugnai, Dimitri; Papageorgiou, Nikolaos S. 17 2016 Fuzzy topology and fuzzy multifunctions. Zbl 0588.54007Papageorgiou, Nikolaos S. 17 1985 Sensitivity analysis of optimal control problems driven by dynamic history-dependent variational-hemivariational inequalities. Zbl 1501.49023Liu, Yongjian; Liu, Zhenhai; Papageorgiou, Nikolaos S. 3 2023 Anisotropic Dirichlet double phase problems with competing nonlinearities. Zbl 1514.35240Leonardi, S.; Papageorgiou, Nikolaos S. 3 2023 Non-autonomous \((p, q)\)-equations with unbalanced growth. Zbl 1511.35197Papageorgiou, Nikolaos S.; Pudełko, Anna; Rădulescu, Vicenţiu D. 2 2023 Solvability and pullback attractor for a class of differential hemivariational inequalities with its applications. Zbl 07646812Li, Xiuwen; Liu, Zhenhai; Papageorgiou, Nikolaos S. 1 2023 Inverse problems for double-phase obstacle problems with variable exponents. Zbl 07675404Zeng, Shengda; Papageorgiou, Nikolaos S.; Winkert, Patrick 1 2023 A singular eigenvalue problem for the Dirichlet \((p, q)\)-Laplacian. Zbl 1484.35243Bai, Yunru; Papageorgiou, Nikolaos S.; Zeng, Shengda 7 2022 Existence of solutions for singular double phase problems via the Nehari manifold method. Zbl 1496.35185Liu, Wulong; Dai, Guowei; Papageorgiou, Nikolaos S.; Winkert, Patrick 5 2022 Double phase Dirichlet problems with unilateral constraints. Zbl 1498.35294Liu, Zhenhai; Papageorgiou, Nikolaos S. 4 2022 Resonant double phase equations. Zbl 1479.35291Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Zhang, Youpei 4 2022 Least energy solutions with sign information for parametric double phase problems. Zbl 1482.35102Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca 3 2022 Double phase problems: a survey of some recent results. Zbl 1485.35158Papageorgiou, Nikolaos S. 3 2022 Nodal solutions for a weighted \((p,q)\)-equation. Zbl 1491.35158Liu, Zhenhai; Papageorgiou, Nikolaos S. 3 2022 Arbitrarily small nodal solutions for parametric Robin \((p, q)\)-equations plus an indefinite potential. Zbl 1513.35177Leonardi, Salvatore; Papageorgiou, Nikolaos S. 3 2022 Singular \((p, q)\)-equations with superlinear reaction and concave boundary condition. Zbl 1486.35239Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca 2 2022 Nonsmooth dynamical systems: from the existence of solutions to optimal and feedback control. Zbl 1486.49048Zeng, Shengda; Papageorgiou, Nikolaos S.; Rǎdulescu, Vicenţiu D. 2 2022 Positive solutions for \((p, q)\)-equations with convection and a sign-changing reaction. Zbl 1479.35498Zeng, Shengda; Papageorgiou, Nikolaos S. 2 2022 Nodal solutions for anisotropic \((p, q)\)-equations. Zbl 1492.35136Zeng, Shengda; Papageorgiou, Nikolaos S. 2 2022 Ambrosetti-Prodi problems for the Robin \((p, q)\)-Laplacian. Zbl 1492.35133Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Zhang, Jian 2 2022 Strongly singular double phase problems. Zbl 1485.35224Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Zhang, Youpei 1 2022 Multiple solutions for superlinear double phase Neumann problems. Zbl 1483.35101Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Zhang, Youpei 1 2022 Anisotropic singular Neumann equations with unbalanced growth. Zbl 1492.35130Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. 1 2022 Singular \((p,q)\)-equations with competing perturbations. Zbl 1503.35075Papageorgiou, Nikolaos S.; Zhang, Chao 1 2022 Constant sign and nodal solutions for superlinear double phase problems. Zbl 1478.35118Gasiński, Leszek; Papageorgiou, Nikolaos S. 25 2021 Multiple solutions for parametric double phase Dirichlet problems. Zbl 1467.35181Papageorgiou, N. S.; Vetro, C.; Vetro, F. 24 2021 Positive solutions for resonant (p,q)-equations with convection. Zbl 1448.35266Liu, Zhenhai; Papageorgiou, Nikolaos S. 16 2021 Constant sign and nodal solutions for superlinear \((p, q)\)-equations with indefinite potential and a concave boundary term. Zbl 1435.35145Papageorgiou, Nikolaos S.; Zhang, Youpei 14 2021 Positive solutions for singular double phase problems. Zbl 1467.35025Papageorgiou, Nikolaos S.; Repovš, Dušan D.; Vetro, Calogero 10 2021 Nonlinear eigenvalue problems for the \((p,q)\)-Laplacian. Zbl 1479.35490Papageorgiou, Nikolaos S.; Qin, Dongdong; Rădulescu, Vicenţiu D. 10 2021 Solutions for parametric double phase Robin problems. Zbl 1473.35319Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca 9 2021 Anisotropic singular double Phase Dirichlet problems. Zbl 1482.35101Papageorgiou, Nikolaos S.; Rǎdulescu, Vicenţiu D.; Zhang, Youpei 9 2021 Anisotropic Robin problems with logistic reaction. Zbl 1466.35228Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Tang, Xianhua 3 2021 Singular Dirichlet \((p, q)\)-equations. Zbl 1471.35113Papageorgiou, Nikolaos S.; Winkert, Patrick 3 2021 Nonlinear singular problems with convection. Zbl 1471.35170Papageorgiou, Nikolaos S.; Scapellato, Andrea 3 2021 On the set of positive solutions for resonant Robin \((p, q)\)-equations. Zbl 1479.35297Papageorgiou, Nikolaos S.; Zhang, Youpei 3 2021 Robin double-phase problems with singular and superlinear terms. Zbl 1455.35125Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. 3 2021 Positive solutions for singular anisotropic \((p, q)\)-equations. Zbl 1487.35212Papageorgiou, Nikolaos S.; Winkert, Patrick 3 2021 Solutions with sign information for nonlinear Robin problems with no growth restriction on reaction. Zbl 1455.35112Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca 2 2021 Eigenvalue problems and their perturbations for the weighted \((p,q)\)-Laplacian. Zbl 1479.35387Gasiński, Leszek; Papageorgiou, Nikolaos S. 2 2021 Anisotropic \((p,q)\)-equations with gradient dependent reaction. Zbl 1471.35169Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. 2 2021 Existence and nonexistence of positive solutions for singular \((p, q)\)-equations with superdiffusive perturbation. Zbl 1473.35280Papageorgiou, Nikolaos S.; Winkert, Patrick 2 2021 Positive solutions for weighted singular \(p\)-Laplace equations via Nehari manifolds. Zbl 1475.35158Papageorgiou, Nikolaos S.; Winkert, Patrick 2 2021 \((p, q)\)-equations with singular and concave convex nonlinearities. Zbl 1479.35492Papageorgiou, Nikolaos S.; Winkert, Patrick 2 2021 Asymptotically vanishing nodal solutions for critical double phase problems. Zbl 1505.35227Liu, Zhenhai; Papageorgiou, Nikolaos S. 2 2021 Singular and superlinear perturbations of the eigenvalue problem for the Dirichlet \(p\)-Laplacian. Zbl 1467.35127Papageorgiou, Nikolaos S.; Zhang, Chao 1 2021 Multiple solutions with sign information for a class of parametric superlinear \((p, 2)\)-equations. Zbl 1479.35294Gasiński, Leszek; Papageorgiou, Nikolaos S. 1 2021 Existence and relaxation results for second order multivalued systems. Zbl 1476.34066Papageorgiou, Nikolaos S.; Vetro, Calogero 1 2021 Superlinear weighted \((p,q)\)-equations with indefinite potential. Zbl 1484.35246Liu, Zhenhai; Papageorgiou, Nikolaos S. 1 2021 Schrödinger Robin problems with indefinite potential and logistic reaction. Zbl 1465.35154Gasiński, Leszek; Papageorgiou, Nikolaos S.; Petiurenko, Anna 1 2021 Multiple solutions for Robin \((p,q)\)-equations plus an indefinite potential and a reaction concave near the origin. Zbl 1464.35084Papageorgiou, Nikolaos S.; Scapellato, Andrea 1 2021 A singular \(( p , q )\)-equation with convection and a locally defined perturbation. Zbl 1479.35491Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca 1 2021 Nonlinear singular problems with indefinite potential and a superlinear perturbation. Zbl 1483.35102Papageorgiou, Nikolaos S.; Zhang, Chao 1 2021 Nonlinear nonhomogeneous singular problems. Zbl 1453.35069Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. 46 2020 Positive solutions for nonlinear Neumann problems with singular terms and convection. Zbl 1437.35016Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. 30 2020 Existence and multiplicity of solutions for double-phase Robin problems. Zbl 1447.35131Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. 30 2020 Noncoercive resonant \((p,2)\)-equations with concave terms. Zbl 1426.35109Papageorgiou, Nikolaos S.; Zhang, Chao 30 2020 Ground state and nodal solutions for a class of double phase problems. Zbl 1437.35358Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. 30 2020 Constant sign and nodal solutions for parametric \((p, 2)\)-equations. Zbl 1426.35108Papageorgiou, Nikolaos S.; Scapellato, Andrea 20 2020 Anisotropic equations with indefinite potential and competing nonlinearities. Zbl 1448.35129Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. 13 2020 Continuous spectrum for a two phase eigenvalue problem with an indefinite and unbounded potential. Zbl 1439.35152Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca 13 2020 Positive solutions for nonlinear Robin problems with indefinite potential and competing nonlinearities. Zbl 1437.35218Leonardi, S.; Papageorgiou, Nikolaos S. 12 2020 Multiple solutions with sign information for a \(( p, 2)\)-equation with combined nonlinearities. Zbl 1436.35117Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca 11 2020 On a class of critical Robin problems. Zbl 1437.35217Leonardi, Salvatore; Papageorgiou, Nikolaos S. 11 2020 Relaxation for a class of control systems with unilateral constraints. Zbl 1456.34017Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca 6 2020 Positive solutions for anisotropic singular \((p,q)\)-equations. Zbl 1471.35153Papageorgiou, Nikolaos S.; Scapellato, Andrea 6 2020 \((p, 2)\)-equations with a crossing nonlinearity and concave terms. Zbl 1435.35189Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca 5 2020 Multiple solutions with sign information for semilinear Neumann problems with convection. Zbl 1435.35164Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca 5 2020 Relaxation methods for optimal control problems. Zbl 1467.49012Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. 4 2020 Existence and multiplicity of positive solutions for parametric nonlinear nonhomogeneous singular Robin problems. Zbl 1444.35046Leonardi, S.; Papageorgiou, Nikolaos S. 4 2020 Nonlinear nonhomogeneous Robin problems with gradient dependent reaction. Zbl 1454.35168Gasiński, Leszek; Krech, Ireneusz; Papageorgiou, Nikolaos S. 4 2020 Anisotropic double-phase problems with indefinite potential: multiplicity of solutions. Zbl 1454.35087Papageorgiou, Nikolaos S.; Qin, Dongdong; Rădulescu, Vicenţiu D. 4 2020 \((p, 2)\)-equations resonant at any variational eigenvalue. Zbl 1444.35042Papageorgiou, N. S.; Vetro, C.; Vetro, F. 4 2020 Nonlinear nonhomogeneous Robin problems with almost critical and partially concave reaction. Zbl 1437.35222Papageorgiou, Nikolaos S.; Repovš, Dušan D.; Vetro, Calogero 3 2020 Nonlinear, nonhomogeneous Robin problems with indefinite potential and general reaction. Zbl 1441.35109Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. 3 2020 Positive solutions for nonlinear Dirichlet problems with convection. Zbl 1448.35264Hu, Shouchuan; Papageorgiou, Nikolas S. 3 2020 Parameter dependence for the positive solutions of nonlinear, nonhomogeneous Robin problems. Zbl 1444.35040Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca 3 2020 Positive and nodal solutions for nonlinear nonhomogeneous parametric Neumann problems. Zbl 1435.35188Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca 3 2020 Singular double phase problems with convection. Zbl 1462.35110Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca 2 2020 Multiple solutions with sign information for a class of coercive \((p, 2)\)-equations. Zbl 1437.35359Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca 2 2020 Double phase problem with critical and locally defined reaction terms. Zbl 1442.35448Papageorgiou, Nikolaos S.; Zhang, Chao 2 2020 Positive solutions for \((p,2)\)-equations with superlinear reaction and a concave boundary term. Zbl 1449.35239Papageorgiou, Nikolaos; Scapellato, Andrea 2 2020 Nonlinear nonhomogeneous Dirichlet problems with singular and convection terms. Zbl 1496.35031Papageorgiou, Nikolaos S.; Zhang, Youpei 2 2020 Singular Neumann \((p, q)\)-equations. Zbl 1448.35267Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca 1 2020 Semilinear Robin problems with indefinite potential and competition phenomena. Zbl 1448.35208Hu, Shouchuan; Papageorgiou, Nikolaos S. 1 2020 Multiple solutions with sign information for \((p,2)\)-equations with asymmetric resonant reaction. Zbl 1464.35080Aizicovici, Sergiu; Papageorgiou, Nikolaos S.; Staicu, Vasile 1 2020 Positive solutions for parametric singular Dirichlet \(( p, q)\)-equations. Zbl 1444.35041Papageorgiou, Nikolaos S.; Vetro, Calogero; Zhang, Youpei 1 2020 Landesman-Lazer type \((p, q)\)-equations with Neumann condition. Zbl 1513.35271Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca 1 2020 Nonlinear analysis – theory and methods. Zbl 1414.46003Papageorgiou, Nikolaos S.; Rǎdulescu, Vicenţiu D.; Repovš, Dušan D. 250 2019 Double-phase problems and a discontinuity property of the spectrum. Zbl 1423.35289Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. 68 2019 Positive solutions for the Robin \(p\)-Laplacian problem with competing nonlinearities. Zbl 1411.35101Gasiński, Leszek; Papageorgiou, Nikolaos S. 32 2019 Singular \(p\)-Laplacian equations with superlinear perturbation. Zbl 1417.35050Papageorgiou, Nikolaos S.; Winkert, Patrick 27 2019 Positive solutions for nonlinear parametric singular Dirichlet problems. Zbl 1471.35168Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. 23 2019 Superlinear \((p(z),q(z))\)-equations. Zbl 1409.35069Papageorgiou, N. S.; Vetro, Calogero 18 2019 On a Dirichlet problem with \((p,q)\)-Laplacian and parametric concave-convex nonlinearity. Zbl 1422.35095Marano, Salvatore A.; Marino, Greta; Papageorgiou, Nikolaos S. 14 2019 Multiple nodal solutions to a Robin problem with sign-changing potential and locally defined reaction. Zbl 1429.35063Guarnotta, Umberto; Marano, Salvatore A.; Papageorgiou, Nikolaos S. 10 2019 Nonlinear Robin problems with general potential and crossing reaction. Zbl 1429.35066Papageorgiou, Nikolaos S.; Scapellato, Andrea 10 2019 Positive solutions for singular \((p,2)\)-equations. Zbl 1432.35101Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca 9 2019 Positive solutions for a class of singular Dirichlet problems. Zbl 1429.35065Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. 8 2019 Nonlinear Dirichlet problems with the combined effects of singular and convection terms. Zbl 1418.35194Bai, Yunru; Gasinski, Leszek; Papageorgiou, Nikolaos S. 8 2019 Parametric nonlinear singular Dirichlet problems. Zbl 1421.35176Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca 7 2019 On a Robin \(((p,q)\)-equation with a logistic reaction. Zbl 1435.35144Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca 7 2019 ...and 659 more Documents all cited Publications top 5 cited Publications all top 5 Cited by 2,351 Authors 528 Papageorgiou, Nikolaos S. 132 Migórski, Stanisław 131 Rădulescu, Vicenţiu D. 103 Gasiński, Leszek 79 Zeng, Shengda 74 Liu, Zhenhai 63 Repovš, Dušan D. 61 Vetro, Calogero 61 Winkert, Patrick 56 Ntouyas, Sotiris K. 55 Motreanu, Dumitru 45 Vetro, Francesca 43 Ahmad, Bashir 43 Sofonea, Mircea 41 Benchohra, Mouffak 35 Ochal, Anna 33 Staicu, Vasile 26 Bai, Yunru 26 Marano, Salvatore Angelo 24 Ge, Bin 23 Al-saedi, Ahmed Eid Salem 23 Kalita, Piotr 23 O’Regan, Donal 23 Papalini, Francesca 22 Agarwal, Ravi P. 22 Andres, Jan 22 Cardinali, Tiziana 22 Han, Weimin 22 Ouahab, Abdelghani 21 Mugnai, Dimitri 21 Nieto Roig, Juan Jose 20 Tang, Xianhua 20 Xue, Xiaoping 19 Chang, Yong-Kui 19 Hu, Shouchuan 19 Le, Vy Khoi 19 Obukhovskiĭ, Valeriĭ Vladimirovich 18 Alves, Claudianor Oliveira 18 Carl, Siegfried 18 Figueiredo, Giovany Malcher 18 Filippakis, Michael E. 18 Iannizzotto, Antonio 18 Kyritsi, Sophia Th. 18 Nguyen Van Thien 18 Yao, Jen-Chih 17 Aizicovici, Sergiu 17 Zeng, Biao 16 Bartosz, Krzysztof 16 Beg, Ismat 16 Cen, Jinxia 16 Gavrilut, Alina Cristiana 16 Livrea, Roberto 16 Tanaka, Mieko 16 Vijayakumar, Velusamy 15 Bonanno, Gabriele 15 De Blasi, Francesco Saverio 15 Huang, Nan-Jing 14 Malinowski, Marek T. 14 Shahzad, Naseer 14 Zhang, Youpei 13 He, Tieshan 13 Molica Bisci, Giovanni 13 Motreanu, Viorica Venera 13 Wang, Jinrong 13 Zhou, Yong 12 Candito, Pasquale 12 Chen, Sitong 12 Dudek, Sylwia 12 Huang, Lihong 12 Vilches, Emilio 12 Xiao, Yibin 11 Avgerinos, Evgenios P. 11 Barletta, Giuseppina 11 Donchev, Tzanko Donchev 11 Kandilakis, Dimitrios A. 11 Li, Shoumei 11 Li, Xiuwen 11 Malaguti, Luisa 11 Pianigiani, Giulio 11 Rubbioni, Paola 10 Abbas, Mujahid 10 Cheng, Yi 10 Dai, Guowei 10 Denkowski, Zdzislaw 10 Henderson, Johnny Lee 10 Kasyanov, Pavlo O. 10 Mahmudov, Elimhan Nadir 10 Michta, Mariusz 10 Nguyen Van Loi 10 Sooppy Nisar, Kottakkaran 9 Ambrosio, Vincenzo 9 Barboteu, Mikaël 9 Di Piazza, Luisa 9 Abreu Goncalves, Jose Valdo 9 Kristály, Alexandru 9 Leonardi, Salvatore 9 Moussaoui, Abdelkrim 9 Precup, Radu 9 Shukla, Anurag 9 Tornatore, Elisabetta ...and 2,251 more Authors all top 5 Cited in 361 Serials 251 Journal of Mathematical Analysis and Applications 247 Nonlinear Analysis. 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