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.

Please, help me solve this problem: $$\int_{0}^{T_0}(xy'-yx')dt \to sup,$$ $(\frac{x'}{a})^2+(\frac{y'}{b})^2 \le1,~$ $x(0)=x(T_0),~$ $y(0)=y(T_0)$

share|improve this question
    
Is the constraint $(x'/a)^2+(y'/b)^2 \le 1$ pointwise? –  Mercy Dec 17 '12 at 22:20
    
Yes, I think so. –  user31497 Dec 17 '12 at 22:38

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.