Exercise logic.propositional.cnf.unicode
Description
Proposition to CNF (unicode support)
Derivation
![](http://ideas.cs.uu.nl/images/external.png)
T ∧ ¬((r ↔ ((r ∧ r) ∨ F)) ∧ T ∧ r)
⇒ logic.propositional.falsezeroorT ∧ ¬((r ↔ (r ∧ r)) ∧ T ∧ r)
⇒ logic.propositional.idempandT ∧ ¬((r ↔ r) ∧ T ∧ r)