Recent content by poweng

I have noticed my mistake. Idea is correct but there is a little mistake. Correct transform is: 1/(z+sqrt(a^2-b^2)). Anybody, any comment?

Homework Statement Hi all. We are asked to transform the shaded area in below figure to between two concentric circles, an annulus. Where these circles' center will be is not important, just transform the area to between any two concentric circles. As you see in figure, shaded area is whole...