Jacobi Method Linear Solution System

说明：  采用电力仿真软件PSCAD建模相位同步，适合学习者参考(PSCAD phase PLL fit to beginner)

This is 1D, 2D, 3D earth quake ray tomography forward and inverse procedures

这是一个有限元法的fortran程序，根据王元汉老师所编写的有限元法基础与程序设计所改编而来，内容丰富，主题明确，代码易懂，可执行性强，是一个很好的参考材料

ABAQUS 损伤实例，非常实用的教程，适合于初学者。(ABAQUS. adj;lng;la jlah; jiang shang alhgln;glna;lg)

ABAQUS二次开发子程序HETVAL及UMATHT，可以模拟双曲线、指数型水化热曲线的大体积混凝土水化生热。(Secondary development of ABAQUS subroutine HETVAL and UMATHT, can simulate hyperbolic, exponential curve hydration heat of mass concrete water heat metaplasia.)

这是双馈风力发电机的次同步振荡模型，可以验证诱因，抑制方法等。(This is the subsynchronous oscillation model of the doubly fed wind generator, which can verify the inducement, the suppression method and so on.)

说明：  含有vof的指导方法，收集的论文集，以及程序，以供初学者学习。(Contains vof guides, a collection of essays, and procedures for beginners to learn.)

产生随机数，时间种子，随机性较好，fortran语言(Generate random numbers, the time seeds, better randomness, fortran language)

说明：  ABAQUS 损伤实例，非常实用的教程，适合于初学者。(ABAQUS. adj;lng;la jlah; jiang shang alhgln;glna;lg)

用于abaqus二次开发vumat子程序，适用于三维梁单元的线弹性模型(Secondary development of abaqus vumat subroutine, be applicable to the linear elastic model of three-dimensional beam element )