back-forward-power-flow

读取csv文件的数据，按要求拉算出平均数(Read csv file data, calculate the average number required to pull)

simple 算法，有详细步骤，几乎步都自带注解，很好理解。(simple algorithm detailed steps to bring their own annotations)

本书由美国数学大师大师编写的数学计算这本书，很经典。国内的书编写残次不齐(This book is authored by American mathematician Mathematical calculation ,It is a good book)

这本书由 Clive G. Page(University of Leicester)先生撰写，旨在帮助正在学习fortran的人。这是本非常好的原版英文入门书。(This book written by Clive G. Page(University of Leicester) is aimed to help those who want to pursue his/her career in Fortran. It is a good start book.)

复化求积公式计算定积分 包括 复化梯形 复化辛普森 等(complexification quadrature formula to calculate definite integration)

说明：  进行PQ分解，计算电力系统潮流的有效方法，应用广泛(PQ decomposition is an effective method for calculating power flow in power system.)

gmres 方法。视图求解线性方程组A*x=b的解x。nXn的稀疏矩阵A必须是方程且应是大型稀疏矩阵。列向量b的长度必须为n。(gmres method. View solving linear equations A* x = b the solution x. nXn sparse matrix A must be equation and should be large sparse matrix. The length of the column vector b must be to n.)

贪婪算法，可以用于资源分配等许多数学问题和工程问题中(Greedy algorithm)

响应面方法的一个例子，二阶响应面，使用正交矩阵法求解(rsm algorithms )

说明：  这是简绍耦合矩阵的，为多通带的计算方法，可以方便的设计多通带微带滤波器，(This is Jane Shao coupling matrix for the multi-band calculation method, you can easily design multi-band microstrip filter)