nodefstrainstressfiberla002

利用时域有限差分求解CFD问题，其中差分格式为LUSGS，是求解流体问题的理论基础(Solved using finite-difference time-domain CFD problems, in which the differential form LUSGS )

针对于对一般矩阵的求逆，或对复杂系统的求逆(Aimed at the general matrix inverse or inverse complex systems)

说明：  采用Lax-Friedrichs通量分裂，使用C++编写程序，有限差分法(Lax-Friedrichs flux splitting, C ++ programming, finite difference method)

数值分析（Burden）第七版的习题解答，中文繁体，找不到简体的，大家凑合看吧(Numerical Analysis (Burden) answers to the seventh edition of the exercises, Chinese Traditional, can not find the simplified)

说明：  FLUENT中离散相粒子追踪设置及相关计算，设计用户自定义相关内容(Discrete phase particle tracking in FLUENT)

基于前推回代法的电力系统潮流计算程序。 需要输入支路阻抗和节点功率矩阵。包括支路号、首节点号、尾节点号、支路自阻抗、尾节点给定功率。 输出各节点的电压幅值、相角和各支路电流。(Power flow calculation program based on the forward and backward substitution method. Need input the branch impedance node power matrix. Including branch number, node number, the tail node number, branch self-impedance tail node given power. The output node voltage amplitude, phase angle and current of each branch.)

用来画多输入多输出系统的格式带，输入是矩阵形式(draw gershgorin)

数据模型归一化，模态振动，分析了该信号的时域、频域、倒谱，循环谱等,用于信号特征提取、信号消噪。( Normalized data model, modal vibration, Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc. For feature extraction, signal de-noising.)

经典99行拓扑优化程序，采用Heaviside方程获得接近0-1离散解(The classical 99-line topology optimization program uses Heaviside equation to obtain nearly 0-1 discrete solution)

nondominated sorting genetic algorithms，nsga2的c语言源代码，比较好。(nondominated sorting genetic algorithms，nsga2 c-language source code better.)