dihedral group

(redirected from Infinite dihedral group)
Also found in: Encyclopedia.

dihedral group

n.
The group of rotations and reflections of a regular polygon.
Mentioned in ?
References in periodicals archive ?
i) Any infinite tree without leaf is a building of type (W, S) where W is the infinite dihedral group Z/2Z * Z/2Z and S = {(1, 0), (0, 1)}.
Indeed, in the thin building associated with the infinite dihedral group, no panel admits a parallel residue.