Have a nice evening with these 4 numbers [g, m, n, p]
Observe the two applications of the vectorize operator:
1. vectorize the Matlab fft/ifft scalar functions
2. vectorize the matrix over the function PHI(pic).
Center(M) has been doctored .

Jean

Fourier Convol Kernel Center Copy.sm (73 KiB) downloaded 77 time(s).