This article is about a particular group, i.e., a group unique upto isomorphism. View specific information (such as linear representation theory, subgroup structure) about this group
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This group, denoted , is defined as the subgroup of Conway group:Co0 (the automorphism group of the Leech lattice) comprising the automorphisms that fix a particular vector of length 6, i.e., the isotropy subgroup of length 6.