Chebyshev points of the first kind.
The Chebyshev points of the first kind are the points cos(x),
where x = [pi*(k + .5)/npts for k in range(npts)].
- 參數:
- nptsint
Number of sample points desired.
- 回傳值:
- ptsndarray
The Chebyshev points of the first kind.
