# Post's lattice

> lattice of all clones (sets of logical connectives closed under composition and containing all projections) on a two-element set {0, 1}, ordered by inclusion

**Wikidata**: [Q11837622](https://www.wikidata.org/wiki/Q11837622)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Post's_lattice)  
**Source**: https://4ort.xyz/entity/post-s-lattice