Dolph-Chebyshev Window (octave+maxima)

On 02/27/2020 08:12 PM, Richard (Rick) Lyons wrote:
> Hello Johann.
> I can only make your Feb 26, 2020 code work if I multiply your final 'retval' sequence by an n-length sequence of 1, -1, 1, -1, ... . That is, in MATLAB code:
> 
> retval = (-1).^(0:n-1).*retval;
> 
Because it's a function file to drop somewhere for octave to load.
It's just the T_N function, not your added phase shift.