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周期闭轨的存在性定理
引用本文:崔伟业. 周期闭轨的存在性定理[J]. 高师理科学刊, 1995, 0(2)
作者姓名:崔伟业
作者单位:齐齐哈尔师范学院数学系
摘    要:本文研究了方程x+f(x)x+g(x)=0的解不满足唯一性时,这个方程的极限环存在性问题,所得定理推广了文献〔4〕的有关结果.

关 键 词:Poincare—Bendixson环域定理  极限环

Existence Theorem for Limit Cycles
Cui Weiyie. Existence Theorem for Limit Cycles[J]. Journal of Science of Teachers'College and University, 1995, 0(2)
Authors:Cui Weiyie
Affiliation:Department of Mathematics
Abstract:The existence of limit cycles of equation x+f(x)x+g(x)=0 is studied when the incompletion of solutions is the uniqueness of this equation, and some relative results in [4] are extended from the obtained theorem.
Keywords:P-B annular region theorem Limit cycle
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