Öztürk, Eylem; Papageorgiou, Nikolaos S. Global multiplicity of positive solutions for nonlinear Robin problems with an indefinite potential term. (English) Zbl 07818671 Result. Math. 79, No. 3, Paper No. 113, 18 p. (2024). MSC: 35J62 35J25 35A01 PDFBibTeX XMLCite \textit{E. Öztürk} and \textit{N. S. Papageorgiou}, Result. Math. 79, No. 3, Paper No. 113, 18 p. (2024; Zbl 07818671) Full Text: DOI OA License
Liu, Zhenhai; Papageorgiou, Nikolaos S. Nonautonomous \((p,q)\)-equations with unbalanced growth and competing nonlinearities. (English. French summary) Zbl 07800983 J. Math. Pures Appl. (9) 182, 164-194 (2024). MSC: 35J60 58E05 PDFBibTeX XMLCite \textit{Z. Liu} and \textit{N. S. Papageorgiou}, J. Math. Pures Appl. (9) 182, 164--194 (2024; Zbl 07800983) Full Text: DOI
Liu, Zhenhai; Papageorgiou, Nikolaos S. Resonant-superlinear and resonant-sublinear Dirichlet problems. (English) Zbl 07785609 Bull. Malays. Math. Sci. Soc. (2) 47, No. 1, Paper No. 19, 31 p. (2024). Reviewer: Patrick Winkert (Berlin) MSC: 35J92 35J25 35A01 35A15 PDFBibTeX XMLCite \textit{Z. Liu} and \textit{N. S. Papageorgiou}, Bull. Malays. Math. Sci. Soc. (2) 47, No. 1, Paper No. 19, 31 p. (2024; Zbl 07785609) Full Text: DOI
Bai, Yunru; Papageorgiou, Nikolaos S.; Zeng, Shengda Positive solutions for nonlinear singular problems with sign-changing nonlinearities. (English) Zbl 07800033 Discrete Contin. Dyn. Syst., Ser. S 16, No. 11, 2945-2963 (2023). MSC: 35J20 35J60 PDFBibTeX XMLCite \textit{Y. Bai} et al., Discrete Contin. Dyn. Syst., Ser. S 16, No. 11, 2945--2963 (2023; Zbl 07800033) Full Text: DOI
Bai, Yunru; Papageorgiou, Nikolaos S.; Zeng, Shengda Parametric singular double phase Dirichlet problems. (English) Zbl 07797278 Adv. Nonlinear Anal. 12, Article ID 20230122, 20 p. (2023). MSC: 35J60 35J66 35J75 PDFBibTeX XMLCite \textit{Y. Bai} et al., Adv. Nonlinear Anal. 12, Article ID 20230122, 20 p. (2023; Zbl 07797278) Full Text: DOI OA License
Liu, Zhenhai; Papageorgiou, Nikolaos S. Singular anisotropic equations with a sign-changing perturbation. (English) Zbl 07781214 Nonlinear Anal., Model. Control 28, No. 6, 1120-1137 (2023). MSC: 35J92 35J25 35A01 PDFBibTeX XMLCite \textit{Z. Liu} and \textit{N. S. Papageorgiou}, Nonlinear Anal., Model. Control 28, No. 6, 1120--1137 (2023; Zbl 07781214) Full Text: Link
Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Sun, Xueying Indefinite perturbations of the eigenvalue problem for the nonautonomous \(p\)-Laplacian. (English) Zbl 07765807 Milan J. Math. 91, No. 2, 353-373 (2023). Reviewer: Vladimir Bobkov (Ufa) MSC: 35P30 35B20 35J20 35J62 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} et al., Milan J. Math. 91, No. 2, 353--373 (2023; Zbl 07765807) Full Text: DOI
Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Zhang, Jian Parametric anisotropic singular equations with \([p(z), q(z)]\)-growth conditions and indefinite perturbation. (English) Zbl 1528.35062 Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 117, No. 4, Paper No. 158, 22 p. (2023). Reviewer: Patrick Winkert (Berlin) MSC: 35J75 35A01 35A15 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} et al., Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 117, No. 4, Paper No. 158, 22 p. (2023; Zbl 1528.35062) Full Text: DOI
Bai, Yunru; Papageorgiou, Nikolaos S.; Zeng, Shengda A parametric singular \((p,q)\)-equation with convection. (English) Zbl 1526.35190 Complex Var. Elliptic Equ. 68, No. 11, 1940-1952 (2023). MSC: 35J92 35J25 35A01 PDFBibTeX XMLCite \textit{Y. Bai} et al., Complex Var. Elliptic Equ. 68, No. 11, 1940--1952 (2023; Zbl 1526.35190) Full Text: DOI
Iannizzotto, Antonio; Mosconi, Sunra; Papageorgiou, Nikolaos S. On the logistic equation for the fractional \(p\)-Laplacian. (English) Zbl 1526.35289 Math. Nachr. 296, No. 4, 1451-1468 (2023). MSC: 35R11 35B32 35J25 35J92 PDFBibTeX XMLCite \textit{A. Iannizzotto} et al., Math. Nachr. 296, No. 4, 1451--1468 (2023; Zbl 1526.35289) Full Text: DOI arXiv OA License
Liu, Zhenhai; Papageorgiou, Nikolaos S. On an anisotropic eigenvalue problem. (English) Zbl 1519.35192 Result. Math. 78, No. 5, Paper No. 178, 23 p. (2023). MSC: 35J92 35P30 35A01 PDFBibTeX XMLCite \textit{Z. Liu} and \textit{N. S. Papageorgiou}, Result. Math. 78, No. 5, Paper No. 178, 23 p. (2023; Zbl 1519.35192) Full Text: DOI
Gasiński, Leszek; Papageorgiou, Nikolaos S. Singular equations with variable exponents and concave-convex nonlinearities. (English) Zbl 1522.35187 Discrete Contin. Dyn. Syst., Ser. S 16, No. 6, 1414-1434 (2023). Reviewer: Calogero Vetro (Palermo) MSC: 35J20 35J60 35J25 35A01 PDFBibTeX XMLCite \textit{L. Gasiński} and \textit{N. S. Papageorgiou}, Discrete Contin. Dyn. Syst., Ser. S 16, No. 6, 1414--1434 (2023; Zbl 1522.35187) Full Text: DOI
Leonardi, Salvatore; Papageorgiou, Nikolaos S. Positive solutions for a class of singular \((p, q)\)-equations. (English) Zbl 1519.35190 Adv. Nonlinear Anal. 12, Article ID 20220300, 9 p. (2023). MSC: 35J92 35J75 35J25 35J20 PDFBibTeX XMLCite \textit{S. Leonardi} and \textit{N. S. Papageorgiou}, Adv. Nonlinear Anal. 12, Article ID 20220300, 9 p. (2023; Zbl 1519.35190) Full Text: DOI
Liu, Zhenhai; Papageorgiou, Nikolaos S. A weighted \((p, 2)\)-equation with double resonance. (English) Zbl 1519.35191 Electron. J. Differ. Equ. 2023, Paper No. 30, 18 p. (2023). MSC: 35J92 35A01 35J20 PDFBibTeX XMLCite \textit{Z. Liu} and \textit{N. S. Papageorgiou}, Electron. J. Differ. Equ. 2023, Paper No. 30, 18 p. (2023; Zbl 1519.35191) Full Text: Link
Cai, Li; Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D. Multiple and nodal solutions for parametric Dirichlet equations driven by the double phase differential operator. (English) Zbl 1522.35247 Complex Anal. Oper. Theory 17, No. 5, Paper No. 62, 28 p. (2023). Reviewer: Calogero Vetro (Palermo) MSC: 35J62 35J25 35A01 PDFBibTeX XMLCite \textit{L. Cai} et al., Complex Anal. Oper. Theory 17, No. 5, Paper No. 62, 28 p. (2023; Zbl 1522.35247) Full Text: DOI
Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. Global multiplicity for parametric anisotropic Neumann \((p,q)\)-equations. (English) Zbl 1514.35243 Topol. Methods Nonlinear Anal. 61, No. 1, 393-422 (2023). MSC: 35J92 35J25 35A01 35J20 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} et al., Topol. Methods Nonlinear Anal. 61, No. 1, 393--422 (2023; Zbl 1514.35243) Full Text: DOI arXiv
Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Zhang, Wen Global existence and multiplicity for nonlinear Robin eigenvalue problems. (English) Zbl 1514.35026 Result. Math. 78, No. 4, Paper No. 133, 17 p. (2023). MSC: 35B32 35J20 35J25 35J92 35P30 47J15 58E07 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} et al., Result. Math. 78, No. 4, Paper No. 133, 17 p. (2023; Zbl 1514.35026) Full Text: DOI
Liu, Zhenhai; Papageorgiou, Nikolaos S. Singular double phase equations. (English) Zbl 1524.35188 Acta Math. Sci., Ser. B, Engl. Ed. 43, No. 3, 1031-1044 (2023). MSC: 35J15 35J62 35J75 PDFBibTeX XMLCite \textit{Z. Liu} and \textit{N. S. Papageorgiou}, Acta Math. Sci., Ser. B, Engl. Ed. 43, No. 3, 1031--1044 (2023; Zbl 1524.35188) Full Text: DOI
Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca Singular anisotropic problems with competition phenomena. (English) Zbl 1517.35113 J. Geom. Anal. 33, No. 6, Paper No. 173, 26 p. (2023). Reviewer: Patrick Winkert (Berlin) MSC: 35J75 35J25 35A01 35A15 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} et al., J. Geom. Anal. 33, No. 6, Paper No. 173, 26 p. (2023; Zbl 1517.35113) Full Text: DOI
Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca Positive solutions for singular \((p, q)\)-Laplacian equations with negative perturbation. (English) Zbl 1514.35244 Electron. J. Differ. Equ. 2023, Paper No. 25, 9 p. (2023). Reviewer: Patrick Winkert (Berlin) MSC: 35J92 35J25 35A01 35A02 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} et al., Electron. J. Differ. Equ. 2023, Paper No. 25, 9 p. (2023; Zbl 1514.35244) Full Text: Link
Leonardi, Salvatore; Papageorgiou, Nikolaos S. Singular anisotropic double phase problems. (English) Zbl 1518.35404 Result. Math. 78, No. 3, Paper No. 73, 25 p. (2023). Reviewer: Calogero Vetro (Palermo) MSC: 35J92 35J75 35A01 35J20 PDFBibTeX XMLCite \textit{S. Leonardi} and \textit{N. S. Papageorgiou}, Result. Math. 78, No. 3, Paper No. 73, 25 p. (2023; Zbl 1518.35404) Full Text: DOI
Papageorgiou, Nikolaos S.; Zhang, Chao Global multiplicity for the positive solutions of parametric singular \((p, q)\)-equations with indefinite perturbations. (English) Zbl 1512.35205 Bull. Malays. Math. Sci. Soc. (2) 46, No. 1, Paper No. 5, 31 p. (2023). Reviewer: Patrick Winkert (Berlin) MSC: 35J20 35J75 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} and \textit{C. Zhang}, Bull. Malays. Math. Sci. Soc. (2) 46, No. 1, Paper No. 5, 31 p. (2023; Zbl 1512.35205) Full Text: DOI
Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Wen, Lixi Strongly singular nonhomogeneous eigenvalue problems. (English) Zbl 1512.35204 Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 117, No. 1, Paper No. 32, 17 p. (2023). Reviewer: Patrick Winkert (Berlin) MSC: 35J20 35J75 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} et al., Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 117, No. 1, Paper No. 32, 17 p. (2023; Zbl 1512.35204) Full Text: DOI
Li, Xiuwen; Liu, Zhenhai; Papageorgiou, Nikolaos S. Solvability and pullback attractor for a class of differential hemivariational inequalities with its applications. (English) Zbl 07646812 Nonlinearity 36, No. 2, 1323-1348 (2023). MSC: 35R70 35K86 35K87 47H04 49J52 93B52 PDFBibTeX XMLCite \textit{X. Li} et al., Nonlinearity 36, No. 2, 1323--1348 (2023; Zbl 07646812) Full Text: DOI
Crespo-Blanco, Ángel; Papageorgiou, Nikolaos S.; Winkert, Patrick \((p, q)\)-equations with negative concave terms. (English) Zbl 1501.35232 J. Geom. Anal. 33, No. 1, Paper No. 5, 26 p. (2023). Reviewer: Dumitru Motreanu (Perpignan) MSC: 35J92 35J25 35A01 PDFBibTeX XMLCite \textit{Á. Crespo-Blanco} et al., J. Geom. Anal. 33, No. 1, Paper No. 5, 26 p. (2023; Zbl 1501.35232) Full Text: DOI
Liu, Zhenhai; Papageorgiou, Nikolaos S. Anisotropic \((p, q)\)-equations with competition phenomena. (English) Zbl 1513.35268 Acta Math. Sci., Ser. B, Engl. Ed. 42, No. 1, 299-322 (2022). MSC: 35J75 35J20 35J60 PDFBibTeX XMLCite \textit{Z. Liu} and \textit{N. S. Papageorgiou}, Acta Math. Sci., Ser. B, Engl. Ed. 42, No. 1, 299--322 (2022; Zbl 1513.35268) Full Text: DOI
Papageorgiou, Nikolaos S.; Winkert, Patrick A multiplicity theorem for anisotropic Robin equations. (English) Zbl 1497.35126 Atti Accad. Naz. Lincei, Cl. Sci. Fis. Mat. Nat., IX. Ser., Rend. Lincei, Mat. Appl. 33, No. 1, 1-22 (2022). Reviewer: Calogero Vetro (Palermo) MSC: 35J10 35J70 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} and \textit{P. Winkert}, Atti Accad. Naz. Lincei, Cl. Sci. Fis. Mat. Nat., IX. Ser., Rend. Lincei, Mat. Appl. 33, No. 1, 1--22 (2022; Zbl 1497.35126) Full Text: DOI arXiv
Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Zhang, Youpei Strongly singular double phase problems. (English) Zbl 1485.35224 Mediterr. J. Math. 19, No. 2, Paper No. 82, 21 p. (2022). MSC: 35J75 35J92 35J20 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} et al., Mediterr. J. Math. 19, No. 2, Paper No. 82, 21 p. (2022; Zbl 1485.35224) Full Text: DOI
Papageorgiou, Nikolaos S. Double phase problems: a survey of some recent results. (English) Zbl 1485.35158 Opusc. Math. 42, No. 2, 257-278 (2022). MSC: 35J20 35J60 PDFBibTeX XMLCite \textit{N. S. Papageorgiou}, Opusc. Math. 42, No. 2, 257--278 (2022; Zbl 1485.35158) Full Text: DOI
Papageorgiou, Nikolaos S.; Rǎdulescu, Vicenţiu D.; Zhang, Youpei Anisotropic singular double Phase Dirichlet problems. (English) Zbl 1482.35101 Discrete Contin. Dyn. Syst., Ser. S 14, No. 12, 4465-4502 (2021). Reviewer: Calogero Vetro (Palermo) MSC: 35J92 35J25 35B09 35J20 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} et al., Discrete Contin. Dyn. Syst., Ser. S 14, No. 12, 4465--4502 (2021; Zbl 1482.35101) Full Text: DOI
Liu, Zhenhai; Papageorgiou, Nikolaos S. Multiple solutions with sign information for superlinear \((p, q)\)-equations. (English) Zbl 1481.35241 Positivity 25, No. 5, 1805-1820 (2021). Reviewer: Dumitru Motreanu (Perpignan) MSC: 35J92 35A01 35B65 35J20 58E05 PDFBibTeX XMLCite \textit{Z. Liu} and \textit{N. S. Papageorgiou}, Positivity 25, No. 5, 1805--1820 (2021; Zbl 1481.35241) Full Text: DOI
Papageorgiou, Nikolaos S.; Winkert, Patrick Existence and nonexistence of positive solutions for singular \((p, q)\)-equations with superdiffusive perturbation. (English) Zbl 1473.35280 Result. Math. 76, No. 4, Paper No. 169, 20 p. (2021). Reviewer: Calogero Vetro (Palermo) MSC: 35J75 35J92 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} and \textit{P. Winkert}, Result. Math. 76, No. 4, Paper No. 169, 20 p. (2021; Zbl 1473.35280) Full Text: DOI arXiv
Papageorgiou, Nikolaos S.; Zhang, Youpei On the set of positive solutions for resonant Robin \((p, q)\)-equations. (English) Zbl 1479.35297 Adv. Nonlinear Anal. 10, 1132-1153 (2021). Reviewer: Petru Jebelean (Timişoara) MSC: 35J20 35J60 35J92 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} and \textit{Y. Zhang}, Adv. Nonlinear Anal. 10, 1132--1153 (2021; Zbl 1479.35297) Full Text: DOI
Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Tang, Xianhua Anisotropic Robin problems with logistic reaction. (English) Zbl 1466.35228 Z. Angew. Math. Phys. 72, No. 3, Paper No. 94, 21 p. (2021). Reviewer: Patrick Winkert (Berlin) MSC: 35J92 35J66 58E05 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} et al., Z. Angew. Math. Phys. 72, No. 3, Paper No. 94, 21 p. (2021; Zbl 1466.35228) Full Text: DOI
Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca Solutions with sign information for nonlinear Robin problems with no growth restriction on reaction. (English) Zbl 1455.35112 Appl. Anal. 100, No. 1, 191-205 (2021). Reviewer: Patrick Winkert (Berlin) MSC: 35J62 35J25 35J20 35A01 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} et al., Appl. Anal. 100, No. 1, 191--205 (2021; Zbl 1455.35112) Full Text: DOI
Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca Landesman-Lazer type \((p, q)\)-equations with Neumann condition. (English) Zbl 1513.35271 Acta Math. Sci., Ser. B, Engl. Ed. 40, No. 4, 991-1000 (2020). MSC: 35J92 35D30 35J20 49J40 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} et al., Acta Math. Sci., Ser. B, Engl. Ed. 40, No. 4, 991--1000 (2020; Zbl 1513.35271) Full Text: DOI
Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca Constant sign and nodal solutions for nonlinear Robin equations with locally defined source term. (English) Zbl 1480.35137 Math. Model. Anal. 25, No. 3, 374-390 (2020). MSC: 35J20 35J60 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} et al., Math. Model. Anal. 25, No. 3, 374--390 (2020; Zbl 1480.35137) Full Text: DOI
Gasiński, Leszek; Krech, Ireneusz; Papageorgiou, Nikolaos S. Positive solutions for parametric \((p(z),q(z))\)-equations. (English) Zbl 1480.35134 Open Math. 18, 1076-1096 (2020). Reviewer: Calogero Vetro (Palermo) MSC: 35J20 35J70 PDFBibTeX XMLCite \textit{L. Gasiński} et al., Open Math. 18, 1076--1096 (2020; Zbl 1480.35134) Full Text: DOI
Hu, Shouchuan; Papageorgiou, Nikolas S. Positive solutions for nonlinear Dirichlet problems with convection. (English) Zbl 1448.35264 Appl. Math. Optim. 82, No. 2, 451-470 (2020). Reviewer: Dumitru Motreanu (Perpignan) MSC: 35J92 35J25 35A01 PDFBibTeX XMLCite \textit{S. Hu} and \textit{N. S. Papageorgiou}, Appl. Math. Optim. 82, No. 2, 451--470 (2020; Zbl 1448.35264) Full Text: DOI
Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca Singular Neumann \((p, q)\)-equations. (English) Zbl 1448.35267 Positivity 24, No. 4, 1017-1040 (2020). Reviewer: Patrick Winkert (Berlin) MSC: 35J92 35P30 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} et al., Positivity 24, No. 4, 1017--1040 (2020; Zbl 1448.35267) Full Text: DOI
Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. Superlinear perturbations of the eigenvalue problem for the Robin Laplacian plus an indefinite and unbounded potential. (English) Zbl 1444.35039 Result. Math. 75, No. 3, Paper No. 116, 22 p. (2020). Reviewer: Patrick Winkert (Berlin) MSC: 35J20 35J60 58E05 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} et al., Result. Math. 75, No. 3, Paper No. 116, 22 p. (2020; Zbl 1444.35039) Full Text: DOI arXiv
Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca Multiple solutions with sign information for a class of coercive \((p, 2)\)-equations. (English) Zbl 1437.35359 Bull. Malays. Math. Sci. Soc. (2) 43, No. 3, 2343-2371 (2020). Reviewer: Vicenţiu D. Rădulescu (Craiova) MSC: 35J62 35A15 58E05 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} et al., Bull. Malays. Math. Sci. Soc. (2) 43, No. 3, 2343--2371 (2020; Zbl 1437.35359) Full Text: DOI
Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca Multiple solutions with sign information for semilinear Neumann problems with convection. (English) Zbl 1435.35164 Rev. Mat. Complut. 33, No. 1, 19-38 (2020). Reviewer: Patrick Winkert (Berlin) MSC: 35J60 35J92 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} et al., Rev. Mat. Complut. 33, No. 1, 19--38 (2020; Zbl 1435.35164) Full Text: DOI
Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. Nonlinear nonhomogeneous singular problems. (English) Zbl 1453.35069 Calc. Var. Partial Differ. Equ. 59, No. 1, Paper No. 9, 31 p. (2020). Reviewer: Andrea Scapellato (Catania) MSC: 35J20 35J75 35J92 35P30 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} et al., Calc. Var. Partial Differ. Equ. 59, No. 1, Paper No. 9, 31 p. (2020; Zbl 1453.35069) Full Text: DOI arXiv Link
Papageorgiou, Nikolaos S.; Zhang, Chao Noncoercive resonant \((p,2)\)-equations with concave terms. (English) Zbl 1426.35109 Adv. Nonlinear Anal. 9, 228-249 (2020). Reviewer: Dumitru Motreanu (Perpignan) MSC: 35J20 35J60 58E05 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} and \textit{C. Zhang}, Adv. Nonlinear Anal. 9, 228--249 (2020; Zbl 1426.35109) Full Text: DOI
Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca Nonlinear nonhomogeneous elliptic problems. (English) Zbl 1444.35075 Dutta, Hemen (ed.) et al., Current trends in mathematical analysis and its interdisciplinary applications. Cham: Birkhäuser. 647-713 (2019). Reviewer: Vicenţiu D. Rădulescu (Craiova) MSC: 35J62 58E05 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} et al., in: Current trends in mathematical analysis and its interdisciplinary applications. Cham: Birkhäuser. 647--713 (2019; Zbl 1444.35075) Full Text: DOI
Guarnotta, Umberto; Marano, Salvatore A.; Papageorgiou, Nikolaos S. Multiple nodal solutions to a Robin problem with sign-changing potential and locally defined reaction. (English) Zbl 1429.35063 Atti Accad. Naz. Lincei, Cl. Sci. Fis. Mat. Nat., IX. Ser., Rend. Lincei, Mat. Appl. 30, No. 2, 269-294 (2019). Reviewer: Vicenţiu D. Rădulescu (Craiova) MSC: 35J20 35J60 58E05 PDFBibTeX XMLCite \textit{U. Guarnotta} et al., Atti Accad. Naz. Lincei, Cl. Sci. Fis. Mat. Nat., IX. Ser., Rend. Lincei, Mat. Appl. 30, No. 2, 269--294 (2019; Zbl 1429.35063) Full Text: DOI arXiv
Papageorgiou, Nikolaos S.; Zhang, Chao Existence of positive solutions for nonlinear Robin problems with gradient dependence. (English) Zbl 1432.35102 Ann. Acad. Sci. Fenn., Math. 44, No. 2, 739-753 (2019). Reviewer: Andrea Scapellato (Catania) MSC: 35J92 35B09 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} and \textit{C. Zhang}, Ann. Acad. Sci. Fenn., Math. 44, No. 2, 739--753 (2019; Zbl 1432.35102) Full Text: DOI
Papageorgiou, Nikolaos S.; Vetro, Calogero; Vetro, Francesca Positive solutions for singular \((p,2)\)-equations. (English) Zbl 1432.35101 Z. Angew. Math. Phys. 70, No. 3, Paper No. 72, 10 p. (2019). Reviewer: Huansong Zhou (Wuhan) MSC: 35J92 35J20 35J75 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} et al., Z. Angew. Math. Phys. 70, No. 3, Paper No. 72, 10 p. (2019; Zbl 1432.35101) Full Text: DOI
Marano, Salvatore A.; Marino, Greta; Papageorgiou, Nikolaos S. On a Dirichlet problem with \((p,q)\)-Laplacian and parametric concave-convex nonlinearity. (English) Zbl 1422.35095 J. Math. Anal. Appl. 475, No. 2, 1093-1107 (2019). MSC: 35J92 35J40 35B09 PDFBibTeX XMLCite \textit{S. A. Marano} et al., J. Math. Anal. Appl. 475, No. 2, 1093--1107 (2019; Zbl 1422.35095) Full Text: DOI arXiv
Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. Perturbations of nonlinear eigenvalue problems. (English) Zbl 1417.35021 Commun. Pure Appl. Anal. 18, No. 3, 1403-1431 (2019). Reviewer: Patrick Winkert (Berlin) MSC: 35J20 35J60 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} et al., Commun. Pure Appl. Anal. 18, No. 3, 1403--1431 (2019; Zbl 1417.35021) Full Text: DOI arXiv
Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D.; Repovš, Dušan D. Nodal solutions for nonlinear nonhomogeneous Robin problems. (English) Zbl 1409.35068 Atti Accad. Naz. Lincei, Cl. Sci. Fis. Mat. Nat., IX. Ser., Rend. Lincei, Mat. Appl. 29, No. 4, 721-738 (2018). MSC: 35J20 35J60 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} et al., Atti Accad. Naz. Lincei, Cl. Sci. Fis. Mat. Nat., IX. Ser., Rend. Lincei, Mat. Appl. 29, No. 4, 721--738 (2018; Zbl 1409.35068) Full Text: DOI arXiv
Hu, Shouchuan; Papageorgiou, Nikolas S. Positive solutions for resonant \((p, q)\)-equations with concave terms. (English) Zbl 1404.35208 Commun. Pure Appl. Anal. 17, No. 6, 2639-2656 (2018). Reviewer: Teodora-Liliana Rădulescu (Craiova) MSC: 35J92 35B09 35A15 PDFBibTeX XMLCite \textit{S. Hu} and \textit{N. S. Papageorgiou}, Commun. Pure Appl. Anal. 17, No. 6, 2639--2656 (2018; Zbl 1404.35208) Full Text: DOI
Papageorgiou, Nikolaos S.; Papalini, Francesca On p-logistic equations of equidiffusive type. (English) Zbl 1379.35151 Positivity 21, No. 1, 9-21 (2017). Reviewer: Vladimir Mityushev (Kraków) MSC: 35J92 35J25 35B09 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} and \textit{F. Papalini}, Positivity 21, No. 1, 9--21 (2017; Zbl 1379.35151) Full Text: DOI
Papageorgiou, Nikolaos S.; Rădulescu, Vicenţiu D. On noncoercive elliptic problems. (English) Zbl 1357.35160 NoDEA, Nonlinear Differ. Equ. Appl. 23, No. 4, Paper No. 42, 17 p. (2016). MSC: 35J91 35J20 58E05 35B09 35J66 35B51 35B38 35B20 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} and \textit{V. D. Rădulescu}, NoDEA, Nonlinear Differ. Equ. Appl. 23, No. 4, Paper No. 42, 17 p. (2016; Zbl 1357.35160) Full Text: DOI
Papageorgiou, Nikolaos S.; Winkert, Patrick Nonlinear Robin problems with a reaction of arbitrary growth. (English) Zbl 1348.35066 Ann. Mat. Pura Appl. (4) 195, No. 4, 1207-1235 (2016). Reviewer: Jiří Rákosník (Praha) MSC: 35J20 35J60 35J92 58E05 PDFBibTeX XMLCite \textit{N. S. Papageorgiou} and \textit{P. Winkert}, Ann. Mat. Pura Appl. (4) 195, No. 4, 1207--1235 (2016; Zbl 1348.35066) Full Text: DOI
Marano, Salvatore A.; Papageorgiou, Nikolaos S. On a Robin problem with \(p\)-Laplacian and reaction bounded only from above. (English) Zbl 1357.35147 Monatsh. Math. 180, No. 2, 317-336 (2016). Reviewer: Marlène Frigon (Montréal) MSC: 35J66 35J92 35J35 PDFBibTeX XMLCite \textit{S. A. Marano} and \textit{N. S. Papageorgiou}, Monatsh. Math. 180, No. 2, 317--336 (2016; Zbl 1357.35147) Full Text: DOI arXiv
El Manouni, Said; Papageorgiou, Nikolaos S.; Winkert, Patrick Parametric nonlinear nonhomogeneous Neumann equations involving a nonhomogeneous differential operator. (English) Zbl 1321.35019 Monatsh. Math. 177, No. 2, 203-233 (2015). Reviewer: Junichi Aramaki (Saitama) MSC: 35J20 35J60 35J92 58E05 PDFBibTeX XMLCite \textit{S. El Manouni} et al., Monatsh. Math. 177, No. 2, 203--233 (2015; Zbl 1321.35019) Full Text: DOI