It is proved that the substitituon mapping is a proper Fourierintegral operator with generalized hypoellipticity.
证明了变量替换映射是一个具广义亚椭园性的适的富里叶积分算子。
2
The series density formulae of the binary phase grating are obtained from the general complex amplitude transmittance formulae through Fourierintegral.
它直接从位相物体振幅透过率的一般公式出发，运用傅里叶积分，求得二进制位相光栅各级衍射光强度的通式。
3
This paper discusses the application methods on solving frequency function and sets examples, in the two integral characters of time domain on Fourier conversion.