二维声子晶体FDTD方法计算禁带宽度的例子,用谱方法计算流体力学一些流动现象的整体稳定性,最小二乘回归分析算法。- Dimensional phononic crystals FDTD method calculation examples band gap, Spectral methods of computational fluid dynamics flow of some of the overall stability of the phenomenon, Least-squares