Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

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

⇒ logic.propositional.idempand

¬(¬q ∨ (p ∧ T)) ↔ ((r ↔ s) ∨ ¬¬¬s)