fourier transform of fundamental functions 基本函数的傅里叶变换
The theory of multiple input-output frequency response functions estimation is studied based on the finite Fourier transform.
以有限富氏变换为基础，研究多输入-多输出频响函数估计的一般原理。
We have showed that the Radon transform of the cross Wigner distribution function is a separable multiplication of fractional Fourier transform of these functions.
分析了交叉魏格纳分布函数中的拉冬变换是这些函数中分数傅里叶变换的可分乘法。
The Green's functions for electric and magnetic vector potentials in a sectoral wave guide and its cavity are derivated by using the separation of variables, Fourier transform and residue theory.
文中介绍了扇面直波导及其腔体中电矢量位和磁矢量位的格林函数，采用分离变量法、傅里叶变换法和留数定理导出了格林函数的具体表达式。
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