المؤلفون: Zhenhai Liu, Nikolaos S. Papageorgiou

المصدر: Electronic Journal of Differential Equations, Vol 2023, Iss 30,, Pp 1-18 (2023)

مصطلحات موضوعية: constant sign and nodal solutions, nonlinear regularity, nonlinear maximum principle, critical groups, spectrum of weighted r-laplacian, double resonance, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: http://ejde.math.txstate.edu/Volumes/2023/30/abstr.html; https://doaj.org/toc/1072-6691

URL الوصول: https://doaj.org/article/7adafc56873b4313b26c103011c07a06

المؤلفون: Liu, Zhenhai, Papageorgiou, Nikolaos S.

المصدر: Electronic Journal of Differential Equations, 2022, San Marcos, Texas: Texas State University and University of North Texas.

مصطلحات موضوعية: constant sign and nodal solutions, nonlinear regularity, nonlinear maximum principle, critical groups, spectrum of weighted r-Laplacian, double resonance

وصف الملف: Text; 18 pages; 1 file (.pdf); application/pdf

Relation: https://hdl.handle.net/10877/16865

الاتاحة: https://hdl.handle.net/10877/16865

المؤلفون: Papageorgiou Nikolaos S., Zhang Youpei

المصدر: Advances in Nonlinear Analysis, Vol 10, Iss 1, Pp 1132-1153 (2021)

مصطلحات موضوعية: nonlinear regularity, nonlinear maximum principle, resonance, bifurcation-type theorem, continuity of solution multifunction, primary: 35j20, secondary: 35j60, Analysis, QA299.6-433

وصف الملف: electronic resource

Relation: https://doaj.org/toc/2191-9496; https://doaj.org/toc/2191-950X

URL الوصول: https://doaj.org/article/9be264b7852348fb96605642d66351ff

المؤلفون: Papageorgiou N. S., Vetro C., Vetro F.

المساهمون: Papageorgiou N.S., Vetro C., Vetro F.

مصطلحات موضوعية: comparison principles, Concave and convex nonlinearities, nonlinear maximum principle, nonlinear regularity theory, singular term, truncation (p,q)-Laplacian, Settore MAT/05 - Analisi Matematica

Relation: info:eu-repo/semantics/altIdentifier/wos/WOS:000532408700001; volume:101; issue:3; firstpage:891; lastpage:913; numberofpages:23; journal:APPLICABLE ANALYSIS; http://hdl.handle.net/10447/539876

الاتاحة: http://hdl.handle.net/10447/539876
https://doi.org/10.1080/00036811.2020.1761018

المؤلفون: Florin-Iulian Onete, Nikolaos S. Papageorgiou, Calogero Vetro

المصدر: Opuscula Mathematica, Vol 40, Iss 1, Pp 131-149 (2020)

مصطلحات موضوعية: superlinear reaction, constant sign and nodal solutions, extremal solutions, nonlinear regularity, nonlinear maximum principle, critical groups, Applied mathematics. Quantitative methods, T57-57.97

وصف الملف: electronic resource

Relation: https://www.opuscula.agh.edu.pl/vol40/1/art/opuscula_math_4008.pdf; https://doaj.org/toc/1232-9274

URL الوصول: https://doaj.org/article/93d184721517487a8c9ad5cadcf8bc14

المؤلفون: Nikolaos S. Papageorgiou, Calogero Vetro, Francesca Vetro

المصدر: Electronic Journal of Differential Equations, Vol 2020, Iss 12,, Pp 1-20 (2020)

مصطلحات موضوعية: nonlinear nonhomogeneous differential operator, nonlinear regularity theory, nonlinear maximum principle, strong comparison, bifurcation-type theorem, nodal solution, critical group, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: http://ejde.math.txstate.edu/Volumes/2020/12/abstr.html; https://doaj.org/toc/1072-6691

URL الوصول: https://doaj.org/article/33dbf59a27214bfcab2a28689a1b6b51

المؤلفون: Nikolaos Papageorgiou, Andrea Scapellato

المصدر: Electronic Journal of Qualitative Theory of Differential Equations, Vol 2020, Iss 4, Pp 1-19 (2020)

مصطلحات موضوعية: concave boundary term, superlinear reaction, $(p, 2)$-laplacian, nonlinear regularity, nonlinear maximum principle, positive solutions, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: http://www.math.u-szeged.hu/ejqtde/periodica.html?periodica=1&paramtipus_ertek=publication&param_ertek=8087; https://doaj.org/toc/1417-3875

URL الوصول: https://doaj.org/article/23b727badc574c65ab79197760424374

المؤلفون: Papageorgiou Nikolaos S., Scapellato Andrea

المصدر: Advances in Nonlinear Analysis, Vol 9, Iss 1, Pp 449-478 (2019)

مصطلحات موضوعية: positive and negative solutions, nodal solutions, critical groups, nonlinear regularity, nonlinear maximum principle, multiplicity theorem, 35j20, 35j60, 58e05, Analysis, QA299.6-433

وصف الملف: electronic resource

Relation: https://doaj.org/toc/2191-950X

URL الوصول: https://doaj.org/article/5a5821a13ac2408cba7b5a136ebbddaf

المؤلفون: Aizicovici, S., Papageorgiou, N. S., Staicu, V.

مصطلحات موضوعية: Indefinite perturbation, nonlinear regularity theory, nonlinear maximum principle, minimization of energy functionals, positive solutions

Relation: info:eu-repo/grantAgreement/FCT/6817 - DCRRNI ID/UID%2FMAT%2F04106%2F2019/PT; https://system.lm-ns.org/index.php/lm-ns/article/view/1495/1519; 0278 – 5307; http://hdl.handle.net/10773/43389; 2182 – 567X

الاتاحة: http://hdl.handle.net/10773/43389

المؤلفون: Papageorgiou N. S., Vetro C., Vetro F.

المساهمون: Papageorgiou N.S., Vetro C., Vetro F.

مصطلحات موضوعية: Convection, Nonlinear maximum principle, Nonlinear regularity, Positive solution, Pseudomonotone operator, Settore MAT/05 - Analisi Matematica, Settore MAT/03 - Geometria

Relation: info:eu-repo/semantics/altIdentifier/wos/WOS:000640545300013; volume:118; firstpage:1; lastpage:7; numberofpages:7; journal:APPLIED MATHEMATICS LETTERS; http://hdl.handle.net/10447/511435

الاتاحة: http://hdl.handle.net/10447/511435
https://doi.org/10.1016/j.aml.2021.107175

المؤلفون: Papageorgiou N. S., Vetro C., Vetro F.

المساهمون: Papageorgiou N.S., Vetro C., Vetro F.

مصطلحات موضوعية: critical groups, extremal constant sign solutions, nodal solutions, nonlinear maximum principle, Nonlinear regularity theory, Settore MAT/05 - Analisi Matematica

Relation: info:eu-repo/semantics/altIdentifier/wos/WOS:000464623600001; volume:100; issue:1; firstpage:191; lastpage:205; numberofpages:15; journal:APPLICABLE ANALYSIS; http://hdl.handle.net/10447/453785

الاتاحة: http://hdl.handle.net/10447/453785
https://doi.org/10.1080/00036811.2019.1597059

المؤلفون: Papageorgiou, Nikolaos S., Winkert, Patrick

مصطلحات موضوعية: 510 Mathematik, positive cone, nonlinear regularity, truncations and comparisons, minimal positive solutions, nonlinear maximum principle

وصف الملف: application/pdf

Relation: https://depositonce.tu-berlin.de/handle/11303/13357; http://dx.doi.org/10.14279/depositonce-12146

الاتاحة: https://depositonce.tu-berlin.de/handle/11303/13357
https://doi.org/10.14279/depositonce-12146

المؤلفون: Papageorgiou, Nikolaos S., Winkert, Patrick

مصطلحات موضوعية: 510 Mathematik, minimal positive solution, nonlinear maximum principle, nonlinear regularity theory, singular and concave-convex terms, strong comparison theorems

وصف الملف: application/pdf

Relation: https://depositonce.tu-berlin.de/handle/11303/12822; http://dx.doi.org/10.14279/depositonce-11622

الاتاحة: https://depositonce.tu-berlin.de/handle/11303/12822
https://doi.org/10.14279/depositonce-11622

المؤلفون: Nikolaos S. Papageorgiou, Calogero Vetro, Francesca Vetro

المصدر: Mathematical Modelling and Analysis, Vol 25, Iss 3 (2020)

مصطلحات موضوعية: locally defined reaction, nonlinear regularity, nonlinear maximum principle, constant sign and nodal solutions, critical groups, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://journals.vgtu.lt/index.php/MMA/article/view/11031; https://doaj.org/toc/1392-6292; https://doaj.org/toc/1648-3510

URL الوصول: https://doaj.org/article/54b0d34b9bbc4fb3841c16058ebc7701

المؤلفون: Papageorgiou Nikolaos S., Zhang Chao

المصدر: Advances in Nonlinear Analysis, Vol 9, Iss 1, Pp 228-249 (2018)

مصطلحات موضوعية: concave term, resonance, nonlinear regularity theory, nonlinear maximum principle,strong comparison principle, truncation, critical groups, constant sign and nodal solutions, 35j20, 35j60, 58e05, Analysis, QA299.6-433

وصف الملف: electronic resource

Relation: https://doaj.org/toc/2191-950X

URL الوصول: https://doaj.org/article/2c11e66f9cad40688275bcbba32c5f89

المؤلفون: Nikolaos Papageorgiou, Calogero Vetro, Francesca Vetro

المصدر: Electronic Journal of Qualitative Theory of Differential Equations, Vol 2018, Iss 18, Pp 1-9 (2018)

مصطلحات موضوعية: convection reaction term, nonlinear regularity, nonlinear maximum principle, pseudomonotone map, picone identity, hartman condition, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: http://www.math.u-szeged.hu/ejqtde/periodica.html?periodica=1&paramtipus_ertek=publication&param_ertek=6310; https://doaj.org/toc/1417-3875

URL الوصول: https://doaj.org/article/f981fd9cd7ad4f6883b0bd12ed4c5512

المؤلفون: Papageorgiou, Nikolaos S., Vetro, Catogero, Vetro, Francesca

المصدر: Electronic Journal of Differential Equations, 2020, San Marcos, Texas: Texas State University and University of North Texas.

مصطلحات موضوعية: nonlinear nonhomogeneous differential operator, nonlinear regularity theory, nonlinear maximum principle, strong comparison, bifurcation-type theorem, nodal solutions, critical groups

وصف الملف: Text; 20 pages; 1 file (.pdf); application/pdf

Relation: https://hdl.handle.net/10877/14516

الاتاحة: https://hdl.handle.net/10877/14516

المؤلفون: Papageorgiou N. S., Vetro C., Vetro F.

المساهمون: Papageorgiou N. S., Vetro C., Vetro F.

مصطلحات موضوعية: (p, q)-Laplacian, Nonlinear regularity, Nonlinear maximum principle, Fixed point, Positive solution, Settore MAT/05 - Analisi Matematica

Relation: info:eu-repo/semantics/altIdentifier/wos/WOS:000574138200004; volume:170; issue:1; firstpage:947; lastpage:962; numberofpages:16; journal:ACTA APPLICANDAE MATHEMATICAE; http://hdl.handle.net/10447/435900

الاتاحة: http://hdl.handle.net/10447/435900
https://doi.org/10.1007/s10440-020-00364-4

المؤلفون: Vetro C.

المساهمون: Vetro C.

مصطلحات موضوعية: Indefinite potential, Minimal positive solution, Nonlinear maximum principle, Nonlinear Picone’s identity, Nonlinear regularity, Positive solutions, Sublinear and superlinear perturbation, Uniqueness, Settore MAT/05 - Analisi Matematica

Relation: info:eu-repo/semantics/altIdentifier/wos/WOS:000588002000002; volume:10; issue:4; firstpage:1; lastpage:34; numberofpages:34; journal:ANALYSIS AND MATHEMATICAL PHYSICS; http://hdl.handle.net/10447/444455

الاتاحة: http://hdl.handle.net/10447/444455
https://doi.org/10.1007/s13324-020-00416-w

المؤلفون: Papageorgiou N. S., Vetro C., Zhang Y.

المساهمون: Papageorgiou N.S., Vetro C., Zhang Y.

مصطلحات موضوعية: Bifurcation-type theorem, Minimal solution, Nonlinear maximum principle, Nonlinear regularity, Solution multifunction, Settore MAT/05 - Analisi Matematica

Relation: info:eu-repo/semantics/altIdentifier/wos/WOS:000540040100003; volume:198; firstpage:1; lastpage:23; numberofpages:23; journal:NONLINEAR ANALYSIS; http://hdl.handle.net/10447/425872

الاتاحة: http://hdl.handle.net/10447/425872
https://doi.org/10.1016/j.na.2020.111882