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scientific article; zbMATH DE number 3247449 - MaRDI portal

scientific article; zbMATH DE number 3247449

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Publication:5533456

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zbMATH Open0154.09501MaRDI QIDQ5533456

Shun Hua Sun

Publication date: 1964

Title of this publication is not available (Why is that?)

zbMATH Keywords

limit cycle van der Pol equation closed trajectories rotated vector fields

Mathematics Subject Classification ID

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

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