# three-valued logic

> logic system in which there are three truth values indicating true, false and some indeterminate third value

**Wikidata**: [Q185443](https://www.wikidata.org/wiki/Q185443)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Three-valued_logic)  
**Source**: https://4ort.xyz/entity/three-valued-logic


## References

1. Freebase Data Dumps. 2013