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