# Conway group Co1

> group of automorphisms of the Leech lattice modulo {±1}; largest of the three Conway groups

**Wikidata**: [Q5166741](https://www.wikidata.org/wiki/Q5166741)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Conway_group_Co1)  
**Source**: https://4ort.xyz/entity/conway-group-co1