Affine invariant conditions for the topological distinction of quadratic systems with a critical point of the multiplicity 4

DOI10.5565/PUBLMAT_40296_13zbMATH Open0872.34013OpenAlexW2171963286MaRDI QIDQ677846

Mark Voldman, Iu. T. Calin, Nicolae Vulpe

Publication date: 12 October 1997

Published in: Publicacions Matemàtiques (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/41265

zbMATH Keywords

critical pointquadratic systemsaffine invariant partitionfinite singular point

Mathematics Subject Classification ID

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

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