2 citations · 2 across the 2 of their papers we have counts for
2 papers
math.MG2015★ 2 cited
On 3-dimensional hyperbolic Coxeter pyramids
Yohei Komori, Yuriko Umemoto
After classifying 3-dimensional hyperbolic Coxeter pyramids by means of elementary plane geometry, we calculate growth functions of corresponding Coxeter groups by using Steinberg…
math.GT2011
The Banach-Tarski paradox for flag manifolds
Yohei Komori, Yuriko Umemoto
The famous Banach-Tarski paradox claims that the three dimensional rotation group acts on the two dimensional sphere paradoxically. In this paper, we generalize their result to sho…