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scientific article; zbMATH DE number 923921
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | No label defined |
scientific article; zbMATH DE number 923921 |
Statements
2 April 1997
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nonlinear Dirichlet problems
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Lyusternik-Schnirelmann theory
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deformation lemma
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mountain pass theorem
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saddle point theorem
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Ekeland's variational principle
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control theory
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