Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

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

⇒ logic.propositional.idempor

¬(q → (T ∧ p ∧ T)) ↔ ((r ↔ s) ∨ ¬s)