scientific article

zbMath0486.58024MaRDI QIDQ3946844

Jing Huang Tian, Longchang Geo

Publication date: 1982

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

zbMATH Keywords

existence of limit cyclesdifferential equation on the 2-torus

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) Ordinary differential equations and systems on manifolds (34C40)

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