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