% Chapter 05: Example 05.14: Circular convolution example%% a) 5-point circular convolutionx1 = [1,2,2]; x2 = [1,2,3,4];y = circonvt(x1,x2,5)% b) 6-point circular convolutionx1 = [1,2,2]; x2 = [1,2,3,4];y = circonvt(x1,x2,6)