Periodic solutions of nonlinear hyperbol
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R. Kannan; V. Lakshmikantham
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Article
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1983
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Elsevier Science
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English
⚖ 674 KB
## We discuss two different approaches to study the problem of existence of periodic solutions of nonlinear hyperbolic partial differential equations. These approaches are motivated by the recent results for existence of periodic solutions of systems of ordinary differential equations.