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Periodic solutions of the third order functional differential equations |
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| Authors: | Zhengqiu Zhang Zhicheng Wang |
| Affiliation: | Department of Applied Mathematics, Hunan University, Changsha, Hunan 410082, PR China |
| Abstract: | We obtain sufficient conditions for the existence of periodic solutions of the following third order nonlinear functional differential equations  |
| Keywords: | Functional differential equation Periodic solution Coincidence degree Continuation theorem |
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