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强不对称Duffing方程的次调和解

Subharmonics for strongly asymmetric Duffing equations
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摘要 利用后继映射和推广的Poincare-Birkhoff扭转定理,证明了一类强不对称Duffing方程存在无穷多个次调和解. Based on the successor map and a generalized version of the Poincare-Birkhoff twist theorem, we establish the existence of infinitely many subharmonics for a class of strongly asymmetric Duffing equations.
作者 汪小明
出处 《苏州大学学报(自然科学版)》 CAS 2005年第2期1-6,30,共7页 Journal of Soochow University(Natural Science Edition)
基金 江苏省教育厅自然科学基金资助项目(02KJB110003)
关键词 DUFFING方程 次调和解 不对称 扭转定理 无穷多 映射 subharmonics strongly asymmetric Duffing equations successor map Poincare-Birkhoff twist theorem
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参考文献13

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