# expansion

> operation on a polytope where facets are separated and moved radially apart, and new facets are formed at separated elements

**Wikidata**: [Q5420776](https://www.wikidata.org/wiki/Q5420776)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Expansion_(geometry))  
**Source**: https://4ort.xyz/entity/expansion-q5420776