Thread:Whitestarr/@comment-15001128-20140208040037/@comment-22917164-20140209183309

this is some math I got to do f(x)=a_0+∑_(n=1)^∞▒(a_n  cos⁡〖nπx/L〗+b_n  sin⁡〖nπx/L〗 )