43 citations · 206 across the 23 of their papers we have counts for
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math.GR2014
On the subgroup structure of the hyperoctahedral group in six dimensions
Emilio Zappa, Eric C. Dykeman, Reidun Twarock
We investigate the subgroup structure of the hyperoctahedral group in six dimensions. In particular, we study the subgroups isomorphic to the icosahedral group. We classify the ort…
math.GR2002★ 43 cited
Affine extension of noncrystallographic Coxeter groups and quasicrystals
J. Patera, R. Twarock
Unique affine extensions $H^{\aff}_2$, $H^{\aff}_3$ and $H^{\aff}_4$ are determined for the noncrystallographic Coxeter groups , and . They are used for the constru…