G. S. Rychkov, “The absence in the equation <nobr>$P_1(x,y)dx=(y-P_3(x))dy$</nobr> of limit cycles surrounding three singular points”, Differ. Uravn., 1984, Volume 20, Number 11,Pages <nobr>1906

JOURNALS // Differentsial'nye Uravneniya // Archive

Differ. Uravn., 1984 Volume 20, Number 11, Pages 1906–1910 (Mi de5341)

Ordinary Differential Equations

The absence in the equation $P_1(x,y)dx=(y-P_3(x))dy$ of limit cycles surrounding three singular points

G. S. Rychkov

Moscow

UDC: 517.925.42

Received: 22.04.1982

Fulltext: PDF file (773 kB)

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