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JOURNALS // Differentsial'nye Uravneniya // Archive

Differ. Uravn., 1972 Volume 8, Number 10, Pages 1791–1796 (Mi de1688)

Ordinary Differential Equations

Coefficient criteria for the existence of separatrix cycles for a certain quadratic equation

I. G. Rozet

A. Navoi Samarkand State University

UDC: 517.925.12

Received: 06.04.1971



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