coding

数值计算实例，主要有LU分解，龙格库塔法，高斯分解法，欧拉法，曲线拟合，曲线插值(Numerical example)

提取nastran“.f06”结果中的节点频响函数数据，可简单修改提取模态频率和 其它数据(Extract nastran, " f06" results in the the node frequency response function data, can be simple modification to extract the modal frequencies and other data)

Group delay calculation

说明：  通过面积加权在abaqus程序中提取温度作用数据，计算极值(The temperature action data was extracted by area weighting in abAQUs program and the extreme value was calculated)

Delphi实现最小二乘法，进行多点拟合，目前支持4点拟合(Delphi realizes the least square method and multi-point fitting. At present, it supports four-point fitting.)

说明：  带精英决策的多目标优化关键程序，希望对大家有用。(Key procedures of multiobjective optimization with elite decision)

ABAQUS扩展子程序开发，用于计算模拟(ABAQUS extended subroutine application)

平面应力、平面应变有限元数值计算,适合于有限元编程入门(plane stress and plane strain for numerical calcualtion)

自己写的稀疏矩阵类，包括存储、访问以及基本的数学运算，希望大家批评指正！(Sparse matrix classes, including storage, access, and basic mathematical operations, we hope to criticism!)

说明：  简支梁-车辆模型，用于ansys建模和车桥耦合分析的初级阶段(Simply Supported Beam-Vehicle Model)