1999/06/11 by Jintai Ding, Naihuan Jing
Mathematics · #math.QA #math.CO #msc:05E #msc:17B
published as Intern. Math. Res. Notices, No. 6 (2000), 325-332. · 7 pages
arxiv created 1999/06/11 · arxiv updated 2009/11/30
Recently the second named author discovered a combinatorial identity in the context of vertex representations of quantum Kac-Moody algebras. We give a direct and elementary proof of this identity. Our method is to show a related identity of distributions.