# group-like element

> an element 𝑥 of a coalgebra such that Δ(𝑥)=𝑥⊗𝑥 and ε(𝑥)=1

**Wikidata**: [Q91594216](https://www.wikidata.org/wiki/Q91594216)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Group-like_element)  
**Source**: https://4ort.xyz/entity/group-like-element