高等电力网络节点导纳矩阵LDU分解MATLAB实现代码，该代码简洁清晰，可以适用于任何形式的节点导纳矩阵和节点阻抗矩阵的LDU分解，为下一步的前代回代求解做好数学准备。-Higher electricity network node admittance matrix LDU decomposition MATLAB implementation code, the code is simple and clear and can be applied to any form of nodal admittance matrix and the nodal impedance matrix LDU decomposition, for the next generation of the previous generation back to make solving mathematical preparation.