Séminaire Lotharingien de Combinatoire, B67c (2012), 11 pp.
Guo-Niu Han, Zhicong Lin and Jiang Zeng
A Symmetrical q-Eulerian Identity
We find a q-analog of the following symmetrical identity involving
and Eulerian numbers
due to Chung, Graham and Knuth [J. Comb., 1 (2010),
give two proofs, using generating function and bijections, respectively.
Received: February 17, 2012.
Accepted: March 17, 2012.
Final Version: March 23, 2012.
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