Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

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

⇒ logic.propositional.truezeroand

¬(¬(¬(q → p) ↔ ((r ↔ s) ∨ ¬s)) ∧ T)