Originally written for a PB2000 Casio computer program to solve power flow by five solutions methods (Gauss, Gauss-Seidel, Newton-Raphson-polar, Neuton-Raphson-Cartesian and Decoupled).-Originally written for a PB2000 Casio computer program to solve

高斯赛德尔迭代法，数值分析的一种计算方法。-Gauss Seidel iteration method, a calculation method of numerical analysis.