Infinitely many periodic solutions for the equation: \(u_{tt}-u_{xx}\pm | u| ^{s-1}\,u=f(x,t)\) (Q1074761)
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scientific article; zbMATH DE number 3948820
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Infinitely many periodic solutions for the equation: \(u_{tt}-u_{xx}\pm | u| ^{s-1}\,u=f(x,t)\) |
scientific article; zbMATH DE number 3948820 |
Statements
Infinitely many periodic solutions for the equation: \(u_{tt}-u_{xx}\pm | u| ^{s-1}\,u=f(x,t)\) (English)
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1985
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nonlinear wave equations
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\(2\pi\)-periodic solutions
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dual variational
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formulation
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