On zero-free regions for the derivative of a polynomial
Autor: | A W Manzoor, B A Zargar |
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Rok vydání: | 2016 |
Předmět: | |
Zdroj: | Bibechana, Vol 14, Iss 0, Pp 48-53 (2016) |
ISSN: | 2382-5340 2091-0762 |
Popis: | Let Pn denote the set of all polynomials of the form p(z) =z∏n-1j=1(z-zj) with |zj|≥1, 1≤ j≤ n-1. In this paper we shall obtain some zero-free regions for the derivative of a polynomial.BIBECHANA 14 (2017) 48-53 |
Databáze: | OpenAIRE |
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