scientific article

zbMath0732.34028MaRDI QIDQ3359068

E. Kooij Robert

Publication date: 1991

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

limit cyclerotated vector fieldsspecial quadratic systemtheorem on the uniqueness

Mathematics Subject Classification ID

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

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