CPA

thermal damage abaqus-umat subroutine

平面波展开法计算二维三组元周期结构的带隙特性。(Plane wave expansion method for calculation of two dimensional three groups yuan cycle structure of the band gap characteristic)

说明：  《有限元方法编程（第三版）》随书源码。 采用 Fortran 90 编制，近 400 个计算子程序。在 64 位机器上编译通过，并运行正确。( Finite Element Method Programming (Third Edition) With the book source. The preparation of the use of Fortran 90, nearly 400 calculation subroutine. 64 machines in the compiler is passed, and run correctly.)

电力系统暂态分析中非常有用的三相短路计算程序，只要改变输入就可用于求解具体问题(power system transient analysis is very useful three-phase short-circuit the process. as long as the change in input can be used to solve specific problems)

说明：  FFT（Fast Fourier Transformation）是离散傅氏变换（DFT）的快速算法 [1] 。即为快速傅氏变换。它是根据离散傅氏变换的奇、偶、虚、实等特性，对离散傅立叶变换的算法进行改进获得的。(FFT (Fast Fourier Transform) is a fast algorithm of discrete Fourier Transform (DFT). That is fast Fourier transform. According to the odd, even, imaginary and real characteristics of discrete Fourier transform, the algorithm of discrete Fourier transform is improved.)

求解二阶变系数常微分方程,主要用于涡激振动中频率响应的计算(Solving second-order ordinary differential equations with variable coefficients)

实现了图像的灰度化并进一步用于视频监视控，有信道编码，调制，信道估计等，可以广泛的应用于数据预测及数据分析。( Achieve a grayscale image and further control for video surveillance, Channel coding, modulation, channel estimation, Can be widely used in data analysis and forecast data.)

计算材料学中用相场法模拟合金凝固相变的程序(Computational Materials Science using phase-field simulation of solidification phase change process)

一个计算两个信号频率差的Matlab程序,主要用于求多普勒频偏。(A Matlab program to calculate the Doppler shift )

计算最短路径，可用于计算图论中最短路径的分析和求解(Calculate the shortest path)