the-normal-line-of-the-gear

数值计算资料 13个独立的实验，涉及矩阵、微积分、统计等等(numerical calculation)

用于abaqus二次开发材料VUMAT，为初级学者找到更简单的方法(Materials for ABAQUS secondary development)

基于Levenberg-Marquardt的曲线/面拟合(C library for Levenberg-Marquardt least-squares minimization and curve fitting)

说明：  模拟光子在多层组织中传输的蒙特卡洛仿真，包括散射系数，吸收系数，光场分布等特性(Monte Carlo simulation of photon propagation in multilayer structure ,It includes scattering coefficient, absorption coefficient,light field distribution and so on.)

说明：  C-means in 2 types. C=2

对该模型参数辨识采用递推最小二乘法，即 RLS（ recurisive least square）， 它是一种能够对模型参数进行在线实时估计的辨识方法。(The recursive least square method is used to identify the parameters of the model, that is, rls (recurisive least square), which is an online real-time estimation method for the model parameters)

交错网格PML弹性波模拟地震波形的c语言程序(Staggered grid PML elastic wave seismic waveform simulation)

用abaqus单元开发子程序uel生成弹簧单元。(User subroutine VUEL defining a three-dimensional spring element with degrees of freedom ordered in a nonstandard way)

动力缩聚后的结构刚度、质量矩阵，以及频率(Dynamic stiffness after condensation, mass matrix, and the frequency)

使用正交多项式完成数据拟合。程序对读入的gps采样点完成曲线拟合。()