FENZHI

弹性补偿法的程序，在abaqus中进行二次开发，可以计算各种结构的极限载荷。(The elastic compensation method of the procedure, carries on two times of developments in ABAQUS, can be used to calculate the limit load of various structures. )

使用惩罚函数法对机械设计中的问题进行优化处理(The use of penalty function method for mechanical design optimization problems deal with)

利用emd算法解决经验模式分解的一些存在的端点效应问题。 有效的解决了问题。(Using emd algorithm to solve some of the empirical mode decomposition end effects exist. Effective solution to the problem.)

使用梯度下降法、随机梯度下降法和牛顿法实现的逻辑回归算法。(Using a gradient descent method, stochastic gradient descent algorithm logistic regression method and Newton' s method to achieve.)

说明：  用FORTRAN语言实现二维欧拉方程的求解，采用二阶MUSCL迎风格式()

fortran数值计算方面的一本好书，计算机数值算法的圣经。(Numerical Recipes in Fortran 77 The Art of Scientific Computing Second Edition Volume 1 of Fortran Numerical Recipes)

完成了复数矩阵的计算,采用了并行算法原理，较快速的处理了稀疏矩阵方程结构。(Completed a complex matrix computation, parallel algorithm principle, more rapid processing of the sparse matrix equation structure.)

以上是两个内点法程序，原仿射内点法，对偶仿射内点法。初始内点需要自己给出，自动求解初始内点的程序下次发送(These are the two interior point method procedure, the original affine interior point method, dual affine interior point method. Initial interior point needs its own given the initial interior point solution of automatic procedures to send the next)

线性规划中的单纯形法的c实现，代码有测试类，(Simplex method for linear programming)

牛顿插值和Neville插值、Taylor解常微分方程小程序供大家学习。(Newton Interpolation and Neville interpolation, Taylor, Xie Ordinary Differential Equations applet for everyone to learn.)