Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

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

⇒ logic.propositional.idempand

¬(q → (T ∧ p)) ↔ ((r ↔ s) ∨ ¬(s ∧ T))