International Journal of Mathematics and Mathematical Sciences

Volume 2006 (2006), Article ID 28492, 6 pages

doi:10.1155/IJMMS/2006/28492

## Covariance of the number of real zeros of a random trigonometric polynomial

# K. Farahmand^{1} and M. Sambandham^{2}

^{1}Department of Mathematics, University of Ulster at Jordanstown, Co. Antrim BT37 0QB, United Kingdom^{2}Department of Mathematics, Morehouse College, Atlanta, GA 30314, USA

Received 8 March 2006; Accepted 26 March 2006

Copyright © 2006 K. Farahmand and M. Sambandham. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

#### Abstract

For random coefficients