Periodic solutions of some forced Liénard differential equations at resonance (Q792523)
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scientific article; zbMATH DE number 3853533
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Periodic solutions of some forced Liénard differential equations at resonance |
scientific article; zbMATH DE number 3853533 |
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Periodic solutions of some forced Liénard differential equations at resonance (English)
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1983
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L'A. examine, dans les conditions convenables, l'équation de Liénard \[ (1)\quad x''(t)+f(x(t)),x'(t)+g(t,x(t))=e(t),\quad t\in [0,2\pi], \] lorsque \(x(0)-x(2\pi)=x'(0)-x'(2\pi)=0\). On obtient, comme des cas particuliers, certains résultats de Lazer, Reissig, Martelli, Chang, Gupta etc. Puis, avec le deuxième théorème, on minimise le nombre des conditions suffisantes, par rapport à l'existence des solutions de l'équation (1) - dans les relations aux limites, notées ci-dessus.
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forced Liénard differential equations
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resonance
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0.96373284
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0.95340645
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0.9521379
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0.94741356
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0.94663906
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0.9440634
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