B-ELM

说明：  FDTD的3D源程序,PEC边界,比较详细(FDTD the 3D source, PEC boundary, a more detailed)

用于计算abaqus中土的状态。是子程序。(The state used to calculate the abaqus Turkey. Is the subroutine.)

二维交错网格声波模拟（加PML边界条件）地震(Two-dimensional staggered grid acoustic simulation (plus PML boundary conditions) earthquake)

多项式计算器，可以用于多项式的各种计算。(Polynomial calculator can be used for a variety of computing polynomials.)

用于利用最大熵法求解数据资料服从的分布类型。并应用最小二乘法求解模型以得到最优解(Using the maximum entropy method for solving the data distribution type of obedience. And apply the least squares method to obtain the optimal solution to solve the model)

一篇论文，转子动力学方面，思路独特，新颖性强。题目为叶片-转子-轴承系统的非线性动力学问题研究(Paper, rotor dynamics, the idea of ​ ​ unique, innovative and strong. Entitled blades- Rotor- bearing system of nonlinear dynamics)

对病态系统采用了四阶龙格库塔法和蛙跳法进行了仿真，得到了很好的实验结果(Pathological systems using fourth-order Runge-Kutta method and the leapfrog method for the simulation, the experimental results)

此源码包是我本学期最优化理论课程的大作业，其中包括了我自己写的以下常用最优化算法的实现代码：最速下降法，牛顿法，非线性最小二乘法，DFP法。fun1，fun2是两个测试函数。谢谢！(This is my source packages optimization theory this semester courses in large operations, including my own to write the following commonly used optimization algorithm code: steepest descent method, Newton method, nonlinear least squares method, DFP method. fun1, fun2 are two test function. Thanks!)

Introduction to Estimation and the Kalman Filter (KC-1) Extended Kalman Filter Navigation System Example

说明：  实现矩阵的四则运算，并能计算矩阵的特征值和特征向量(Four arithmetic operations of matrices are realized, and eigenvalues and eigenvectors of matrices can be calculated.)