On the Dulac functions for multiply connected domains

Gabriel Villaseñor-Aguilar, Osvaldo Osuna
2013 Electronic Journal of Qualitative Theory of Differential Equations  
We provide a method to find Dulac functions in multiply connected domains using partial differential equations. We also present some applications and examples in order to illustrate our results.
doi:10.14232/ejqtde.2013.1.61 fatcat:v6zvsyptkvcbheocr5toe6xmdu