非线性光学光线追迹，采用了分步傅里叶变换。注释为西班牙文-Nonlinear optical ray tracing, using the split-step Fourier transform. Notes in Spanish

分布傅里叶变化在非线性光学与数字图像处理中有广泛的应用-Changes in the distribution of Fourier a wide range of applications in nonlinear optical and digital image processing