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Multiple periodic solutions of scalar second order differential equations - MaRDI portal

Multiple periodic solutions of scalar second order differential equations (Q965011)

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scientific article; zbMATH DE number 5696629
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Multiple periodic solutions of scalar second order differential equations
scientific article; zbMATH DE number 5696629

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    Multiple periodic solutions of scalar second order differential equations (English)
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    21 April 2010
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    The authors prove results on the multiplicity of periodic solutions for a scalar second order differential equation with an asymmetric nonlinearity without the usual differentiability condition on the nonlinearity. The proof is based on the use of the Poincaré-Birkhoff fixed point theorem.
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    multiplicity of periodic solutions
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    nonlinear boundary value problems
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    Poincaré-Birkhoff theorem
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