scientific article; zbMATH DE number 1494193
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Publication:4497346
zbMath0960.58006MaRDI QIDQ4497346
Publication date: 7 May 2001
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.
surveyMorse theorycritical points theorysub-solutionssuper-solutionschanging sign solutionsMorse critical groupsmultiple solutions of semilinear elliptic equations
Nonlinear elliptic equations (35J60) Abstract critical point theory (Morse theory, Lyusternik-Shnirel'man theory, etc.) in infinite-dimensional spaces (58E05) Degree theory for nonlinear operators (47H11) Research exposition (monographs, survey articles) pertaining to global analysis (58-02) Variational methods for second-order elliptic equations (35J20)
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