Exercise logic.propositional.dnf.unicode
Description
Proposition to DNF (unicode support)
Derivation
![](http://ideas.cs.uu.nl/images/external.png)
¬(¬q ∨ p) ↔ ((r ↔ ((s ∧ T) ∨ F)) ∨ ¬s)
⇒ logic.propositional.falsezeroor¬(¬q ∨ p) ↔ ((r ↔ (s ∧ T)) ∨ ¬s)
⇒ logic.propositional.truezeroand¬(¬q ∨ p) ↔ ((r ↔ s) ∨ ¬s)