scientific article; zbMATH DE number 4120575

zbMath0684.34035MaRDI QIDQ4734137

Chaoyi Chen

Publication date: 1989

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

zbMATH Keywords

Liénard systemlimit cycles

Mathematics Subject Classification ID

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

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