# Fitch's paradox of knowability

> modal logic paradox where the following propositions are contradictory: (A) knowledge implies truth, (B) knowing a conjunction implies knowing each conjunct, (C) all truths are knowable, (D) some truths are not known

**Wikidata**: [Q5455413](https://www.wikidata.org/wiki/Q5455413)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Fitch's_paradox_of_knowability)  
**Source**: https://4ort.xyz/entity/fitch-s-paradox-of-knowability


## References

1. [Stanford Encyclopedia of Philosophy](https://plato.stanford.edu/entries/fitch-paradox/)