Periodic solutions to second order nonautonomous differential systems with gyroscopic forces |
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| Authors: | Zhiqing Han Suqin Wang Minghai Yang |
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| Institution: | School of Mathematical Sciences, Dalian University of Technology, Dalian 116023, Liaoning, PR China |
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| Abstract: | Existence of periodic solutions to second order differential systems with gyroscopic forces is considered via variational methods, where a generalized Ahmad–Lazer–Paul type condition is used. We do not impose the condition that the gyroscopic forces are small. |
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