A Note on the Saddle Conic of Quadratic Planar Differential Systems
Date
2000-03-28
Authors
Boularas, Driss
Journal Title
Journal ISSN
Volume Title
Publisher
Southwest Texas State University, Department of Mathematics
Abstract
We give some properties of the saddle conic of quadratic differential systems. We also deduce semi-algebraic conditions for the existence of one, two or three saddle points (in terms of affine invariants).
Description
Keywords
Nonlinear differential systems, Saddle points, Qualitative theory of ordinary differential systems, Critical points, Invariant theory
Citation
Boularas, D. (2000). A note on the saddle conic of quadratic planar differential systems. <i>Electronic Journal of Differential Equations, 2000</i>(23), pp. 1-9.
Rights
Attribution 4.0 International