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math.DS2005
About a conjecture for uniformly isochronous polynomial centers
E. P. Volokitin
We study a specific family of uniformly isochronous polynomial systems. Our results permit to solve a problem about centers of such systems.
math.DS2002
Center conditions for a simple class of quintic systems
Evgenii P. Volokitin
We obtain center conditions for a -symmetric system of degree 5 for which the origin is a uniformly isochronous singular point. In the revised paper some misprints are corrected…