fenfui_V7.7

代码说明：

  分数阶傅里叶变换计算方面,用谱方法计算流体力学一些流动现象的整体稳定性,预报误差法参数辨识-松弛的思想。( Fractional Fourier transform computing, Spectral methods of computational fluid dynamics flow of some of the overall stability of the phenomenon, Prediction Error Method for Parameter Identification- the idea of relaxation.)