Solutions are obtained for Poissson, diffusion, or wave PDEs homogeneous or nonhomogeneous equations and/or boundary conditions rectangular, cylindrical, or spherical coordinates time, Laplace, or frequency domains Dirichlet, Neumann, Robin, singular, periodic, or incoming/outgoing boundary conditions. Output is suitable for pasting into LaTeX documents.-Solutions are obtained for Poissson. diffusion. or wave PDEs homogeneous or nonhomogeneous equ ations and / or boundary conditions rectangula r, cylindrical, or spherical coordinates time, Laplace, or frequency domains Dirichlet, Neumann, Robin, singular, periodic, or incoming / outgoing boundary conditions. Ou tput is suitable for pasting into LaTeX <http://www.un.org/arabic/documents/SCCom ts.