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 ∨ F))
⇒ logic.propositional.defequiv¬¬(¬(q → (p ∧ T)) ↔ ((r ∧ s) ∨ (¬r ∧ ¬s) ∨ ¬s ∨ F))
⇒ logic.propositional.absorpor¬¬(¬(q → (p ∧ T)) ↔ ((r ∧ s) ∨ ¬s ∨ F))
⇒ logic.propositional.falsezeroor¬¬(¬(q → (p ∧ T)) ↔ ((r ∧ s) ∨ ¬s))