水文数据分割算法

说明：  ABAQUS显式子程序用来计算材料是否破坏和对应刚度折减。(ABAQUE/Explicit subroutine vumat)

对于非对称矩阵线性方程组的代数多重网格预处理子的生成(HSL_MI20 Unsymmetric system: algebraic multigrid preconditioner)

说明：  材料模拟计算的modelB 的详尽代码，对于相场法的基础学习者是个很好的资料(The detailed code of modelB for material simulation calculation is a good data for the basic learner of phase field method.)

副高五个指数的计算，可根据需要修改，数据需要提取，注意修改区域(the index of subtropical high)

UMAT for Abaqus,程序由Fortran语言写成，用于计算一般弹塑性材料的应力应变关系。(UMAT for Abaqus, written in Fortran language, is used to calculate the stress strain relationship of general elastoplastic materials.)

横向拉应力和平面剪应力的损伤模型umat(Damage Model umat plane transverse tensile stress and shear stress)

说明：  主要用于计算最常见的二维材料石墨烯纳米带的能带结构(It is mainly used to calculate the energy band structure of graphene nanoribbons, the most common two-dimensional material.)

说明：  使用PSCAD搭建的三芯电缆模型,可用于相关仿真计算(Build the three-core cable model using PSCAD)

说明：  关于J2塑性流动理论的金属3的材料本构隐式子程序umat(Implicit Subprogram UMAT for Material Constitutive of Metal 3 in J2 Plastic Flow Theory)

This matlab code includes the solution for root off a polynomial by Bairtow method .....