Bulletin of the
Korean Mathematical Society
BKMS

ISSN(Print) 1015-8634 ISSN(Online) 2234-3016

Article

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Bull. Korean Math. Soc. 2014; 51(2): 539-545

Printed March 1, 2014

https://doi.org/10.4134/BKMS.2014.51.2.539

Copyright © The Korean Mathematical Society.

Log-concavity and zeros of the Alexander polynomial

Alexander Stoimenow

Gwangju Institute of Science and Technology School of General Studies

Abstract

We show that roots of log-concave Alexander knot polynomials are dense in $\mathbb C$. This in particular implies that the log-concavity and Hoste's conjecture on the Alexander polynomial of alternating knots are (essentially) independent.

Keywords: genus, alternating knot, Alexander polynomial, dense, polynomial root

MSC numbers: Primary 57M25; Secondary 11C08