June 22, 2021Assume that u can be written as u(x,y) = X(x)Y (y) rewrite PDE (1) so that you obtain X00 = λX (2) and an ODE for Y , where λ is an unknown constant Mathematics by Geoffrey0 comments 1 1.(a) Classify the following second order partial differential equation x2uxx− 2xyuxy + y2uyy + xux + yuy = 0, […]