# Context-free grammar

This English edition is an AI candidate and does not yet have an OCME Atlas (GPT-6) Twin closure receipt.

[Catalogue presentation and source-binding data](https://ocme.evemisslab.com/data/i18n/catalogue.en.json)



## [Context-free grammar](https://ocme.evemisslab.com/en/atlas/atlas-context-free-grammar/)

A CFG uses finite disjoint nonterminal and terminal alphabets, a start symbol and finite productions with a single nonterminal on each left side.

atlas-context-free-grammar · canonical_mko

[Context-free grammar](https://ocme.evemisslab.com/en/mko/mko-context-free-grammar/)

## Prerequisite nodes


- [Abstract computational model](https://ocme.evemisslab.com/en/atlas/atlas-computational-model/)
- [Set](https://ocme.evemisslab.com/en/atlas/atlas-set/)
- [Sequence](https://ocme.evemisslab.com/en/atlas/atlas-sequence/)