Perturbed \(S^1\)-symmetric Hamiltonian systems (Q5938929)
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scientific article; zbMATH DE number 1631145
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Perturbed \(S^1\)-symmetric Hamiltonian systems |
scientific article; zbMATH DE number 1631145 |
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Perturbed \(S^1\)-symmetric Hamiltonian systems (English)
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7 August 2001
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For a general class of \(S^1\)-symmetric Hamiltonian systems it is shown that the perturbation with an \(L^2\) term preserves the property to have infinitely many weak solutions. The approach relies on the critical point theory.
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critical point theory
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