Proof of the nonexistence of limit cycles for a quadratic differential system

zbMath0912.34031MaRDI QIDQ1273105

Wei Yin Ye, Yan Qian Ye

Publication date: 18 May 1999

Published in: Chinese Annals of Mathematics. Series B (Search for Journal in Brave)

zbMATH Keywords

limit cycleDulac functionquadratic differential systems

Mathematics Subject Classification ID

Topological structure of integral curves, singular points, limit cycles of ordinary differential equations (34C05)

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