Recent content by whatwhat1127

Can't seem to work this out, any solutions would be greatly appreciated! Thanks in advance! Solve the boundary-value problem Uxx + Uyy + U = 0 , 0<x<1,0<y<1 U(0,y) = 0 , Ux(a,y)= f(y) U(x,0) = 0 , Uy(x,1)= sin(3*pi*x)