Take the 2-minute tour ×
Mathematics Stack Exchange is a question and answer site for people studying math at any level and professionals in related fields. It's 100% free, no registration required.

What are the local and global behavior of solutions of

$$\left\{\begin{array}{ll}r'&=r−r^2\\ \theta'&=(\sin\theta /2)^2+a\end{array}\right.$$ at all bifurcation values?

share|improve this question

Your Answer

 
discard

By posting your answer, you agree to the privacy policy and terms of service.

Browse other questions tagged or ask your own question.