Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

¬(q → (p ∨ p)) ↔ (((F ∨ r) ↔ (T ∧ s)) ∨ ¬s)

⇒ logic.propositional.falsezeroor

¬(q → (p ∨ p)) ↔ ((r ↔ (T ∧ s)) ∨ ¬s)