jichafenxi

ansys二次开发 开发语言主要基于UIDL和APDL开发方法 来源网络(ansys secondary development source. UIDL and APDL develapment langrage.)

根据分好的单元，进行有限元分析。计算每个单元中四个高斯点的应力，应变，主应力以及位移。(According to sub-good unit, finite element analysis. Calculated for each unit in the four Gauss point stress, strain, principal stresses and displacements.)

素性检测的miller-rabin算法。。。。。(Primality testing)

说明：  FFT正变换和逆变换，了解FFT变换的实质(FFT transform and inverse transform is to understand the substance of FFT transform)

输出三维数据可供tecplot软件读取的二进制文件(Output data for three-dimensional software to read the binary file tecplot)

比较JPLDE405的切比雪夫系数导出的位置与低精度月球坐标分析。(Comparative Analysis of JPL DE405 cut Chebyshev coefficients derived position with low accuracy lunar coordinates.)

对离散点进行多项式拟合，不同于传统多项式拟合高次出现病态，此程序可以拟合高阶多项式( ORTHOFIT Fit polynomial to data. YS = ORTHOFIT(X,Y,N) smooths/fits data Y(X) in a least-squares sense using a polynomial of degree N and returns the smoothed data YS.)

《电子战信号处理》讲义 ，西电赵国庆老师的经典讲义，学习电子战信号处理的童鞋一定要看看哈(Electronic Warfare Signal Processing)

fortran编写的共轭梯度法模块，直接套用，可以直接读矩阵文件(the conjugate gradient method of fortran written modules, ready-made, you can directly read the matrix file)

用雅可比方法求矩阵的特征值和特征向量的FORTRAN程序(Method using Jacobian matrix of eigenvalues and eigenvectors of the FORTRAN program)