numpy.polynomial.chebyshev.chebpts2

polynomial.chebyshev.chebpts2(npts)[source]

Chebyshev points of the second kind.

The Chebyshev points of the second kind are the points cos(x), where x = [pi*k/(npts - 1) for k in range(npts)] sorted in ascending order.

Parameters:

nptsint

Number of sample points desired.

Returns:

ptsndarray

The Chebyshev points of the second kind.