程序为叠前偏移c语言程序，利用双程波波动方程有限差分法，此程序可以进行大角度成像。还有prestack common-shot split-step Fourier migration源代码-prestack fd migration，The 2-D prestack common-shot split-step Fourier migration

基于vs2008编程的有限差分波动方程正演，有2D和3D的-Based vs2008 programming finite difference method wave equation forward with 2D and 3D