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