Tur\'{a}n's inequality for ultraspherical polynomials revisited
Classical Analysis and ODEs
2020-02-05 v1
Abstract
We present a short proof that the normalized Tur\'{a}n determinant in the ultraspherical case is convex or concave depending on whether parameter is positive or negative.
Cite
@article{arxiv.2002.01393,
title = {Tur\'{a}n's inequality for ultraspherical polynomials revisited},
author = {Geno Nikolov},
journal= {arXiv preprint arXiv:2002.01393},
year = {2020}
}
Comments
6 pages