{"version":"1.0","type":"link","title":"Reflection group - Newikis","description":"In group theory and geometry, a reflection group is a discrete group which is generated by a set of reflections of a finite-dimensional Euclidean space. The symmetry group of a regular polytope or of a tiling of the Euclidean space by congruent copies of a regular polytope is necessarily a…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400}