A comparison inequality for rational functions

Author:
Xin Li

Journal:
Proc. Amer. Math. Soc. **139** (2011), 1659-1665

MSC (2010):
Primary 26D10, 26Cxx; Secondary 30A10, 30C15

Published electronically:
September 16, 2010

MathSciNet review:
2763755

Full-text PDF

Abstract | References | Similar Articles | Additional Information

Abstract: We establish a new inequality for rational functions and show that it implies many inequalities for polynomials and their polar derivatives.

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Additional Information

**Xin Li**

Affiliation:
Department of Mathematics, University of Central Florida, Orlando, Florida 32816

Email:
xli@math.ucf.edu

DOI:
http://dx.doi.org/10.1090/S0002-9939-2010-10624-X

Keywords:
Bernstein inequality,
rational functions,
polar derivative

Received by editor(s):
February 4, 2010

Received by editor(s) in revised form:
May 17, 2010

Published electronically:
September 16, 2010

Communicated by:
Walter Van Assche

Article copyright:
© Copyright 2010
American Mathematical Society

The copyright for this article reverts to public domain 28 years after publication.