| The center and cyclicity problems in a family of three dimensional polynomial systems of ordinary differential equations |
2013 |
305 |
This dissertation is mainly a study of the center problem in the context of a family of three dimensional systems of ordinary differential equations of the form
u? = - v + P( u,v,w), v? = u +Q( u,v,w), w? = - lambdaw + R(u,v,w),
for which the right... |