Gasiński, Leszek; Winkert, Patrick Constant sign solutions for double phase problems with superlinear nonlinearity. (English) Zbl 1437.35233 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 195, Article ID 111739, 9 p. (2020). Reviewer: Vicenţiu D. Rădulescu (Craiova) MSC: 35J25 35J62 35J92 35P30 PDFBibTeX XMLCite \textit{L. Gasiński} and \textit{P. Winkert}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 195, Article ID 111739, 9 p. (2020; Zbl 1437.35233) Full Text: DOI arXiv
Gasiński, Leszek; Papageorgiou, Nikolaos S. On a nonlinear parametric Robin problem with a locally defined reaction. (English) Zbl 1426.35106 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 185, 374-387 (2019). Reviewer: Vicenţiu D. Rădulescu (Craiova) MSC: 35J20 35J60 58E05 PDFBibTeX XMLCite \textit{L. Gasiński} and \textit{N. S. Papageorgiou}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 185, 374--387 (2019; Zbl 1426.35106) Full Text: DOI
Gasiński, Leszek; Papageorgiou, Nikolaos S. Dirichlet problems with double resonance and an indefinite potential. (English) Zbl 1254.35098 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 75, No. 12, 4560-4595 (2012). Reviewer: Stepan Agop Tersian (Rousse) MSC: 35J66 35J35 PDFBibTeX XMLCite \textit{L. Gasiński} and \textit{N. S. Papageorgiou}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 75, No. 12, 4560--4595 (2012; Zbl 1254.35098) Full Text: DOI
Gasiński, Leszek; Papageorgiou, Nikolaos S. Nontrivial solutions for a class of resonant \(p\)-Laplacian Neumann problems. (English) Zbl 1180.35257 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 71, No. 12, 6365-6372 (2009). MSC: 35J92 35J25 35J70 35D35 35J20 PDFBibTeX XMLCite \textit{L. Gasiński} and \textit{N. S. Papageorgiou}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 71, No. 12, 6365--6372 (2009; Zbl 1180.35257) Full Text: DOI
Gasiński, Leszek; Papageorgiou, Nikolaos S. Nodal and multiple constant sign solutions for resonant \(p\)-Laplacian equations with a nonsmooth potential. (English) Zbl 1176.35088 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 71, No. 11, 5747-5772 (2009). MSC: 35J87 35J20 58J70 49J40 35B09 PDFBibTeX XMLCite \textit{L. Gasiński} and \textit{N. S. Papageorgiou}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 71, No. 11, 5747--5772 (2009; Zbl 1176.35088) Full Text: DOI
Gasiński, Leszek Strongly resonant quasilinear elliptic equations. (English) Zbl 1137.35034 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 68, No. 4, 969-980 (2008). Reviewer: Stepan Agop Tersian (Rousse) MSC: 35J65 35J25 47J30 49J40 PDFBibTeX XMLCite \textit{L. Gasiński}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 68, No. 4, 969--980 (2008; Zbl 1137.35034) Full Text: DOI
Gasiński, Leszek Multiplicity theorems for periodic systems with a \(p\)-Laplacian-like operator. (English) Zbl 1129.34007 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 67, No. 9, 2632-2641 (2007). Reviewer: Oleg Filatov (Samara) MSC: 34A60 34B15 PDFBibTeX XMLCite \textit{L. Gasiński}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 67, No. 9, 2632--2641 (2007; Zbl 1129.34007) Full Text: DOI
Denkowski, Zdzisław; Gasiński, Leszek; Papageorgiou, Nikolaos S. Existence of positive and of multiple solutions for nonlinear periodic problems. (English) Zbl 1120.34012 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 66, No. 10, 2289-2314 (2007). Reviewer: Sergei Kornev (Voronezh) MSC: 34B18 34B15 34C25 34A60 58E05 PDFBibTeX XMLCite \textit{Z. Denkowski} et al., Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 66, No. 10, 2289--2314 (2007; Zbl 1120.34012) Full Text: DOI
Denkowski, Zdzisław; Gasiński, Leszek; Papageorgiou, Nikolaos S. Existence and multiplicity of solutions for semilinear hemivariational inequalities at resonance. (English) Zbl 1159.35374 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 66, No. 6, 1329-1340 (2007). MSC: 35J85 35J20 35R70 PDFBibTeX XMLCite \textit{Z. Denkowski} et al., Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 66, No. 6, 1329--1340 (2007; Zbl 1159.35374) Full Text: DOI
Gasiński, Leszek Evolution hemivariational inequality of wave-type with hysteresis. (English) Zbl 1159.49301 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 63, No. 5-7, e299-e308 (2005). MSC: 49J40 PDFBibTeX XMLCite \textit{L. Gasiński}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 63, No. 5--7, e299--e308 (2005; Zbl 1159.49301) Full Text: DOI
Filippakis, Michael; Gasiński, Leszek; Papageorgiou, Nikolaos S. A multiplicity result for semilinear resonant elliptic problems with nonsmooth potential. (English) Zbl 1190.35066 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 61, No. 1-2, 61-75 (2005). MSC: 35J20 35J86 35R70 PDFBibTeX XMLCite \textit{M. Filippakis} et al., Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 61, No. 1--2, 61--75 (2005; Zbl 1190.35066) Full Text: DOI
Filippakis, Michael; Gasiński, Leszek; Papageorgiou, Nikolaos S. Periodic problems with asymmetric nonlinearities and nonsmooth potentials. (English) Zbl 1069.34021 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 58, No. 5-6, 683-702 (2004). Reviewer: Eric R. Kaufmann (Little Rock) MSC: 34B15 34C25 PDFBibTeX XMLCite \textit{M. Filippakis} et al., Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 58, No. 5--6, 683--702 (2004; Zbl 1069.34021) Full Text: DOI
Gasiński, Leszek Evolution hemivariational inequalities with hysteresis. (English) Zbl 1050.49005 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 57, No. 3, 323-340 (2004). Reviewer: Dumitru Motreanu (Perpignan) MSC: 49J40 47J20 49J52 PDFBibTeX XMLCite \textit{L. Gasiński}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 57, No. 3, 323--340 (2004; Zbl 1050.49005) Full Text: DOI
Filippakis, Michael E.; Gasinski, Leszek; Papageorgiou, Nikolaos S. Quasilinear hemivariational inequalities with strong resonance at infinity. (English) Zbl 1035.35047 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 56, No. 3, 331-345 (2004). Reviewer: Dumitru Motreanu (Perpignan) MSC: 35J85 49J40 58E35 PDFBibTeX XMLCite \textit{M. E. Filippakis} et al., Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 56, No. 3, 331--345 (2004; Zbl 1035.35047) Full Text: DOI
Gasiński, Leszek; Papageorgiou, Nikolaos S. Strongly nonlinear multivalued boundary value problems. (English) Zbl 1034.34017 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 52, No. 4, 1219-1238 (2003). Reviewer: Marlène Frigon (Montréal) MSC: 34A60 PDFBibTeX XMLCite \textit{L. Gasiński} and \textit{N. S. Papageorgiou}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 52, No. 4, 1219--1238 (2003; Zbl 1034.34017) Full Text: DOI
Gasiński, Leszek Existence result for hyperbolic hemivariational inequalities. (English) Zbl 1042.49511 Nonlinear Anal., Theory Methods Appl. 47, No. 1, 681-686 (2001). MSC: 49J40 35L85 PDFBibTeX XMLCite \textit{L. Gasiński}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 47, No. 1, 681--686 (2001; Zbl 1042.49511) Full Text: DOI