id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
bibechana-15521	Zargar, B A; Manzoor, A W	On zero-free regions for the derivative of a polynomial	2016	6	.pdf	application/pdf	1479	82	78	https://creativecommons.org/licenses/by-nc/4.0/ Abstract Let Pn denote the set of all polynomials of the form      1 1 )( n j jzzzzp with .11,1  njz j In this paper we shall obtain some zero-free regions for the derivative of a polynomial. Let nQ denote the set of all complex polynomials of the form      1 1 )( n j jzzzzp with .11,1  njz j Find the best constant	cache/bibechana-15521.pdf	txt/bibechana-15521.txt