matlab有限元求解2维poisson问题，支持变系数 GUI界面（含详细参数说明），附若干实例-matlab finite element for solving two-dimensional poisson issue, and support variable-coefficient GUI interface (including detailed parameter descr iption), with a number of examples

利用有限差分方法求解二维泊松方程的Matlab源代码。z轴作为参数扫描的自由度。-Finite difference method for solving two-dimensional Poisson equation Matlab source code. z axis as a parameter scanning freedom.