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