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Abstract:
阿贝尔方程(1.2)在A(θ)与B(θ)同时变号,特别当n3时,极限环存在性等问题一直未有适用的判定法,本文将给出若干判定方法;该方法对A(θ),B(θ)不变号或恒等于零也适用,且在部分情况下能获得极限环的显式表达,其结果比文[1]相应结果更深入精细.
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数学年刊A辑(中文版)
ISSN: 1000-8314
CN: 31-1328/O1
Year: 1997
Issue: 03
Page: 3-10
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 0
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