Perturbation of Symmetry and Multiplicity of Solutions For Strongly Indefinite Elliptic Systems

DOI10.1515/ans-2007-0101zbMath1378.35107arXivmath/0606310OpenAlexW2157090897MaRDI QIDQ5757070

Cristina Tarsi

Publication date: 24 August 2007

Published in: Advanced Nonlinear Studies (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/math/0606310

zbMATH Keywords

strongly indefinite functionalsperturbation from symmetrycritical hyperbolaelliptic variational systems

Mathematics Subject Classification ID

Variational methods involving nonlinear operators (47J30) Nonlinear elliptic equations (35J60) Abstract critical point theory (Morse theory, Lyusternik-Shnirel'man theory, etc.) in infinite-dimensional spaces (58E05) Geometric theory, characteristics, transformations in context of PDEs (35A30) Abstract bifurcation theory involving nonlinear operators (47J15) Boundary value problems for second-order elliptic systems (35J57)

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