sca_pec_cyl_efie_mm

求两个多项式的最大公约式，多项式按照如下格式输入，如果输入 3 //次数 1 2 3 4 //系数 则表示 1+2x+3x^2+4x^3(For two of the largest convention-type polynomials, polynomial input in accordance with the following format, if you type 3// number 1 2 3 4// coefficient express 1+ 2x+ 3x ^ 2+ 4x ^ 3)

利用分步傅立叶积分法，求解薛定谔方程，可以计算光纤中色散与SPM(This file solves the nonlinear Schrodinger equation for propagation in an optical fiber using the split-step Fourier method described )

SpaRSA算法作为解决凸优化问题的重要方法，在压缩感知等领域具有重要应用，这篇文章是SpaRSA算法的原始文章，学习这篇文章就可以进行SpaRSA算法程序的编写了。(SpaRSA algorithm to solve convex optimization problems as an important method in the field of compressed sensing and other important applications, this article is SpaRSA algorithm original articles, learning this article can be carried SpaRSA algorithm procedures for the preparation of.)

说明：  基于CORDIC算法计算反正切函数。输入横坐标纵坐标及迭代次数，输出角度及弧度值；附CORDIC英文文档说明(atan function based in CORDIC algorithm)

ANSYS教程，《ANSYS有限元分析实用教程》源代码("ANSYS finite element analysis of practical course," the source code)

cape是计算对流有效位能和对流抑制能的一个fortran。广泛应用在大气科学计算大气垂直速度的诊断分析中。(cape is the calculation of CAPE and convective inhibition energy of a fortran. Widely used in calculation of the vertical velocity of atmospheric science and diagnostic analysis.)

对比卡尔曼滤波和维纳滤波对一阶gaussian-markov过程的滤波预测。(Contrast Kalman filter and Wiener filter of first-order gaussian-markov forecast filtering process.)

快速计算相关系数的c代码,比较适用于统计学(Very efficient implementations for calculating correlation efficients )

33节点基于前推回代法的含分布式电源配电网的潮流计算程序，其中含支路阻抗的原始数据。(33 nodes with distributed power distribution network procedures, the former push back method, with branch impedance of the original data.)

将字符串合并的时候要注意中间的空格，否则可能在合并时出错。我调试了好久才发现(combine the string,essential to focus the length of string)