Quadratic systems with a critical point of higher multiplicity

zbMath0785.34028MaRDI QIDQ1174374

William Andrew Coppel

Publication date: 25 June 1992

Published in: Differential and Integral Equations (Search for Journal in Brave)

zbMATH Keywords

critical pointphase portraitplane quadratic systemautonomous polynomial systemsemi-elementary critical points of multiplicity at least three

Mathematics Subject Classification ID

Topological structure of integral curves, singular points, limit cycles of ordinary differential equations (34C05) Bifurcations of limit cycles and periodic orbits in dynamical systems (37G15)

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