Hi, I'm not sure if my question is trivial but I'm wondering if it makes any difference in solving a Nx * Ny system and a Nx * Ny * 1 system in PETSc? For e.g., 10x10 vs. 10x10x1. Will there be any problem or difference in answer? What about the speed?
-- Thank you very much and have a nice day! Yours sincerely, Wee-Beng Tay
