A method of constructing cycles without contact around a weak focus
type: Item
instance of: scholarly article
title: A method of constructing cycles without contact around a weak focus
zbMATH Open document ID: 0442.34029
DOI: 10.1016/0022-0396(81)90039-5
author: Shi Songling
published in: Journal of Differential Equations
publication date: 1981-01-01T00:00:00Z
Mathematics Subject Classification ID: 34C05
Mathematics Subject Classification ID: 34D20
zbMATH DE Number: 3689836
zbMATH Keywords: weak focus
zbMATH Keywords: generalized Lyapunov constants
zbMATH Keywords: algebraic algorithm
zbMATH Keywords: Lyapunov function
zbMATH Keywords: limit cycles
MaRDI profile type: Publication
full work available at URL: 0022-0396(81)90039-5
OpenAlex ID: W1964716750
cites work: A survey of quadratic systems
cites work: Q5832271
cites work: Q3280262
cites work: On the number of limit cycles of the equation \frac{𝑑𝑦}𝑑𝑥=\frac{𝑃(𝑥,𝑦)}𝑄(𝑥,𝑦)’ where 𝑃 and 𝑄 are polynomials of the second degree
cites work: Q3264374
cites work: Q4135884
cites work: Q3868118
description: scientific article; zbMATH DE number 3689836