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zbMath0948.34019MaRDI QIDQ3836362

Pingguang Zhang

Publication date: 14 November 2000

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

zbMATH Keywords

uniqueness focus limit cycle quadratic system singular point at infinity

Mathematics Subject Classification ID

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

Related Items (3)

On the distribution and number of limit cycles for quadratic systems with two foci ⋮ On the number of limit cycles of planar quadratic vector fields with a perturbed center ⋮ On the limit cycles of quadratic differential systems.

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