bingtaixitong

时间积分算法在有限元动力学中的应用，可以计算结构的瞬态响应(This class implements a Newmark beta-gamma predictor-corrector time inte- gration scheme, with accelerations as primary unknowns. .A Newmark scheme assigns to the dofs the following 5 unknowns : - the displacement d and its predictor D - the velocity v and its predictor V - the acceletion a . Their expressions are calculated by the dofs in class Dof.)

一个表达式计算库，支持算术，逻辑运算，位运算，支持多层级的if/then/else，功能强大。(Calculation of an expression library, support for arithmetic, logic operations, bit computing, multi-level support if/then/else, powerful.)

求解二阶变系数常微分方程,主要用于涡激振动中频率响应的计算(Solving second-order ordinary differential equations with variable coefficients)

用C++实现排队论中M/M/1模型。简单方便。(Using C++ implementation in the M/M/1 queuing theory model. Easy and convenient.)

用matlab实现的改进的布谷鸟算法——SDCS，它是将最速下降法与CS相结合的(Matlab implementation of the improved algorithm of the cuckoo- SDCS , it will steepest descent method with CS )

文件1.f90：生成翼型naca0012的椭圆网格，并计算流场，给出壁面压力分布 文件2.f90：maccormack方法解一维burger s方程 文件3.f90：解一维laval管流动，其进出口均为亚音速，喉道后部有激波(File 1.f90: generate the airfoil naca0012 elliptical rotary cell, and calculate the flow field, given the wall pressure distribution file 2.f90: maccormack method to solve the burger' s equation, one-dimensional file 3.f90: solution of one-dimensional laval tube flow, its progress exports are subsonic, the back of the throat have shock)

三种帧同步算法的MATLAB代码,具有良好的算法效果，可以使用，请大家下载(Three kinds of frame synchronization algorithm MATLAB code, a good algorithm results, you can use, please download)

求解Riemann 问题精确解的Fortran程序(Exact solution of Riemann problem solving Fortran program)

pq快速解耦法解电力潮流 适用于电力潮流计算的初学者 简单明了(pq Solving fast decoupled power flows)

用乔里斯基分解法求系数矩阵为对称正定右端为常向量的方程组(Demand coefficient matrix with the Cholesky decomposition method for symmetric positive definite the right end of the constant vector equations)