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