FDTD-2D-with-PML

信号提取，fft变换，模态分析，互相关分析(fft)

这是一个最最简单计算器，提供给大家参考一下(dadasddasdasd fafdsafasfafad)

A FORTRAN IV function to compute the probability of a standard normal deviate

用fortran写的牛拉潮流计算程序，实验中的结果，比较简单，仅供参考(fortran write with ox-drawn flow calculation procedure, the results of experiments, relatively simple, for information purposes only)

适用于ABAQUS的自定义材料子程序，适用于显式分析的J2等向强化模型。(ABAQUS apply to the self-defined material subroutine suitable for explicit analysis J2 model to strengthen.)

不可压缩后稳态径向滑动轴承润滑计算方法，等刚度，不考虑负压(Incompressible steady-state radial sliding bearing lubrication calculation method on the stiffness, do not consider the negative pressure)

说明：  用fortran 70实现数值积分，并实例计算了三个函数，导出了积分值和误差(The numerical integration is realized by FORTRAN 70, and three functions are calculated with examples. The integral values and errors are derived.)

用于生成空气动力学力学计算中的计算O型网格(generate the calculational grid)

用于焊接模拟的fluent的双椭球体热源UDF程序。(For welding simulation fluent double ellipsoid heat source UDF program.)

多项式的加减法运算，输入的多项式带有未知数x和数字(Polynomial addition and subtraction calculations)