Periodic orbits for real planar polynomial vector fields of degree n having n invariant straight lines taking into account their multiplicities
Electronic Journal of Qualitative Theory of Differential Equations
University of Szeged, Bolyai Institute
We study the existence and non-existence of periodic orbits and limit cycles for planar polynomial differential systems of degree n having n real invariant straight lines taking into account their multiplicities. The polynomial differential systems with n = 1, 2, 3 are completely characterized.
Swedish Research Council
Author's manuscript. Final published version is available as an open access article via: doi: 10.14232/ejqtde.2015.1.55
No. 55, 1-15
VR Grant 2010/5905