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