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A. Aziz and Q. M. Dawood, Inequalities for a polynomial and its derivative, J. Approx. Theory, 53 (1988), 155-162.

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Article

Growth of Polynomials not Vanishing inside a Circle

1Department of Mathematics Jammu and Kashmir State Government of Education India


Journal of Mathematical Sciences and Applications. 2014, Vol. 2 No. 2, 25-27
DOI: 10.12691/jmsa-2-2-3
Copyright © 2014 Science and Education Publishing

Cite this paper:
Gulshan Singh. Growth of Polynomials not Vanishing inside a Circle. Journal of Mathematical Sciences and Applications. 2014; 2(2):25-27. doi: 10.12691/jmsa-2-2-3.

Correspondence to: Gulshan  Singh, Department of Mathematics Jammu and Kashmir State Government of Education India. Email: gulshansingh1@rediffmail.com

Abstract

is a polynomial of degree n, having no zeros in |z| < 1, then it was proved by Aziz and Dawood, [J. Approx. Theory, 53 (1988), 155-162] that for R≥1, In this paper, we refine above result for the polynomials P(z) of degree n≥4.

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