Integral of a two-dimensional function
The integral of a two dimensional function$ f(x,y) $ between $ (a_x, a_y) $ and $ (b_x, b_y) $ is calculated by means of two nested integrations
Integral of a two-dimensional function
The integral of a two dimensional function$ f(x,y) $ between $ (a_x, a_y) $ and $ (b_x, b_y) $ is calculated by means of two nested integrations