Recent content by Alex_ra

Thanks fresh_24 and lurflurf for your quick and helfpul answers! Have a nice day.

I want to evaluate $$ \frac{d}{dt}\int_{0}^{^{\eta(t)}}\rho(p,t)dz $$ where p itself is $$ p=p(z,t) $$ I have the feeling I have to use Leibniz rule and/or chain rule, but I'm not sure how... Thanks.