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