lagrange插值

实现多项式样条利率期限结构参数求解，方面做国债研究人员借鉴(Polynomial spline interest rate term structure parameters for solving aspects of the bond researchers draw)

电磁计算用的快速多级子算法，欢迎大家下载交流(Fast multilevel sub algorithm for electromagnetic computation)

计算机常用数值算法与程序(C++版) (Commonly used numerical algorithm of computer and program )

相场法模拟晶粒,有关相场的matlab程序，有相场法fortran源代码 (Matlab program on phase field)(grain evalution based on phase field method)

对于给定某一线性时不变网络（不含受控源），根据网络属性及结构，通过编程实现自动生成其关联矩阵A和一个树。(Given a linear time-invariant network (excluding controlled source), according to the network properties and structure of the automatically generated by programming its associated matrix A and a tree.)

使用matlab进行分位数回归，类似于R语言中的quanterg包(Quantile regression using MATLAB)

计算汉克尔函数，包括复数变量和任意阶数。对初学者很有帮助。(Calculate Hankel functions, including complex variable and arbitrary order. Useful for beginners.)

提供几种著名的大型线性方程组迭代算法，包括CG、PCG、Lanczos、MINRES(Several well-known large-scale linear equations iterative algorithm, including CG, PCG, Lanczos, MINRES)

可以实现求解微分方程组的数值解，在func中输入需要计算的微分方程组，运行主函数即可(Can be achieved to solve the numerical solution of differential equations, the input need to calculate the differential equations in the func to run the main function can be)

学习用UMAT程序，用于abaqus隐式计算的Johnson-cook模型，有所修改(Learn UMAT program for abaqus Johnson-cook implicit calculation model, some modifications)