S. Ahangar

most citedSome extensions of Eneström-Kakeya Theorem

3 citations · 4 across the 2 of their papers we have counts for

collaborators

2 papers

math.CV2015★ 3 cited

Some extensions of Eneström-Kakeya Theorem

N. A. Rather, Suhail Gulzar, S. H. Ahangar

In this paper we obtain some refinements of a well-known result of Eneströ-Kakeya concerning the bounds for the moduli of the zeros of polynomials with complex coefficients which i…

math.CV2014★ 1 cited

On the polar derivative of a polynomial

N. A. Rather, S. H. Ahangar, Suhail Gulzar

Let $P (z)$ be a polynomial of degree $n$ having no zero in $∣ z ∣ < k$ where $k \geq 1,$ then for every real or complex number $α$ with $∣ α ∣ \geq 1$ it is known \begin{equation*} \unders…