随机有限元法程序及算例

用matlab实现的二维两相水驱油数值模拟，可作为数值模拟课的作业。(Using matlab to achieve the two-dimensional two-phase water-flooding numerical simulation, numerical simulation can be used as homework assignment.)

COUPLE是声场中计算耦合简正波的工具，可以根据输入的海洋环境信息和阵元信息求出声场中的本征函数和耦合简正波系数，进而合成声场，适合于水深缓慢变化（斜坡）的情况，内含说明文件一份（输入、输出文件的解释）(COUPLE is a tool for sound field calculation coupled normal mode, you can ask to speak field eigenfunctions and coupled normal mode coefficients based marine environmental input information and the array element information, and then synthesized sound field, suitable for water depths slow change (slope) of the cases, the Documentation containing a (explain input and output files))

一款很好用的卫星重力异常布格校正Fortran90程序。(A very useful bouguer correction Fortran 90 program。)

数组运算示例，演示二维数组的存储方式（不同于其它语言）以及数组的运算和输出方法。(example of array operations. Demostration of storage (unlike other languages) , operation and output method of two dimensional array.)

计算bessel函数的值。在调压室的结构应力计算时可用到。(Calculate bessel function value. Stress in the surge tank can be calculated to.)

pscad dfig example 官网2010.11更新版~~~~~~~~~~~~~~~~~~~(pscad dfig example update the official website ~~~~~~~~~~~~~~~~~~~ 2010.11)

一个Fortran写的三维FDTD程序 这是Fortran 77 的程序 Fortran语言是Formula Translation的缩写，意为“公式翻译”。它是为科学、工程问题或企事业管理中的那些能够用数学公式表达的问题而设计的，其数值计算的功能较强。

线性相关 求逐月异常序列x(n,12)和y(n,12)(n是年)的相关系数r(24)，其中j=1～12是1～12个月的情形，13～22是冬、春、夏、秋、冬季逐月、春季逐月、夏季逐月、秋季逐月、逐月、年、冬半年逐月（NDJFMA）、夏半年逐月（MJJASO）的序列的情形。(Linearly related to demand monthly abnormal sequence x (n, 12) and y (n, 12) (n is the year) the correlation coefficient r (24), where j = 1 ~ 12 1 ~ 12 months is the case, 13 22 is a winter, spring, summer, autumn and winter month by month, month by month in spring, summer, month by month, the monthly fall, month by month, year, month by month in winter (NDJFMA), summer half year monthly (MJJASO) the sequence circumstances.)

solves 1d linear wave eq. by 4th order 13 point DRP scheme

von Mises - Plasticity UMAT , a USERMAT subroutine for a plasticity model