... the frequency and time samples produced by(7.1.3) and (7.1.6), respectively, are periodic with period N. That is,XkX k N for all k 7:1 :20a and xnxn N for all n: 7:1 :20bThe ... Add the command file exp7.cmd, thefunctions epx7a.c, fft_a.c,andibit_rev.c, and the header fileicomplex.h from the software package into the project.340FAST FOURIER TRANSFORM AND ITS APPLICATIONSTable ... and disadvantages. Each FFT has different strengths and makes differenttradeoffs between code complexity, memory usage, and computation requirements. TheFFT algorithm introduced by Cooley and...