Periodic solutions for a coupled pair of delay difference equations.
Zhang, Guang, Kang, Shugui, Cheng, Sui Sun (2005)
Advances in Difference Equations [electronic only]
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Zhang, Guang, Kang, Shugui, Cheng, Sui Sun (2005)
Advances in Difference Equations [electronic only]
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Graça Temido, M. (1999)
Portugaliae Mathematica
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Eduard Feireisl (1988)
Aplikace matematiky
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In the paper, we deal with the equation of a rectangular thin plate with a simply supported boundary. The restoring force being an odd superlinear function of the vertical displacement, the existence of infinitely many nonzero time-periodic solutions is proved.
Pavel Drábek, Daniela Lupo (1986)
Czechoslovak Mathematical Journal
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Jerzy Popenda, Ewa Schmeidel (1999)
Archivum Mathematicum
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For the linear difference equation sufficient conditions for the existence of an asymptotically periodic solutions are given.