# Chomsky–Schützenberger enumeration theorem

> on the number of words of a given length generated by an unambiguous context-free grammar

**Wikidata**: [Q19323571](https://www.wikidata.org/wiki/Q19323571)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Chomsky–Schützenberger_enumeration_theorem)  
**Source**: https://4ort.xyz/entity/chomsky-sch-tzenberger-enumeration-theorem