International Journal of Mathematics and Mathematical Sciences 
Volume 31 (2002), Issue 12, Pages 761-763
doi:10.1155/S0161171202111379

A new triple sum combinatorial identity

Joseph Sinyor1 and Akalu Tefera2

 1Bell Nexxia, Floor 11 N, 483 Bay Street, Toronto M5G 2E1, Ontario, Canada
2Department of Mathematics, Grand Valley State University, Allendale 49401, MI, USA
Received 10 November 2001; Revised 20 February 2002

Abstract

We prove a new triple sum combinatorial identity derived from rp(x,y,z)=(x+y−z)p−(xp+yp−zp), extending a previous result by Sinyor et al.