# Stanley–Wilf conjecture

> Theorem that the growth rate of every proper permutation class is singly exponential

**Wikidata**: [Q7600088](https://www.wikidata.org/wiki/Q7600088)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Stanley–Wilf_conjecture)  
**Source**: https://4ort.xyz/entity/stanley-wilf-conjecture