User contributions
- 18:50, 7 January 2014 (diff | hist) . . (+225) . . N User talk:Jamalll (Created page with "Hi , there is a problem : Let for n=1,2,3,... <cmath>{I_n} = \int\limits_0^\pi {\frac{{\exp \left( x \right)}}{{1 + {{\cos }^2}nx}}dx} </cmath> Evaluate <math>\mat...") (current)
