On the Morse critical groups for indefinite sublinear elliptic problems

DOI10.1016/S0362-546X(02)00174-8zbMath1087.35040MaRDI QIDQ1863614

Vitaly Moroz

Publication date: 11 March 2003

Published in: Nonlinear Analysis. Theory, Methods \& Applications. Series A: Theory and Methods (Search for Journal in Brave)

zbMATH Keywords

Morse theorybifurcationnontrivial solutionsindefinite weightssublinear elliptic equationsMorse critical groups

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) Variational methods for second-order elliptic equations (35J20) Bifurcations in context of PDEs (35B32)

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