THE NUMBER OF LIMIT CYCLESOF THEPLANE AUTONOMOUS SYSTEMS
Citation：
Chen Yiyuan.THE NUMBER OF LIMIT CYCLESOF THEPLANE AUTONOMOUS SYSTEMS[J].Chinese Annals of Mathematics B,1989,10(2):277~284
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Authors：
Chen Yiyuan;
Abstract：
In this paper the author discusses the vector fields satisfying the conditions (Cl) and (C2) and proves some theorems for the number of limit cycles of the plane autonomous systems. Some applications of the theorems and lemmas in §1 are given in §2.
