Yanni Zhou
2 Papers
Yanni Zhou is an academic researcher. The author has contributed to research in topics: Coxeter element & Coxeter group. The author has co-authored 2 publications.
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Papers
The center of Coxeter groups
Zhaojin Zhou,Xigou Zhang,Yanni Zhou +2 more
- 01 Jan 2013
TL;DR: In this paper, the authors introduced the centers of Weyl groups and showed that the center of a Weyl group of type Bn, Cn, D2n, E7, E8, F4, G2, H3, H4 is {1, w 0}.
Some properties about R-polynomials
Yanni Zhou,Xigou Zhang,Zhaojin Zhou +2 more
- 01 Jan 2014
TL;DR: In this paper, the authors considered the special value about R-polynomials in finite coxeter groups and gave the fact that there exist some s,w such that Rx,w = (q − 1)l(w)−l(x), where x ≤ w, when l(w )− l(x) ≥ 3.