Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

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

⇒ logic.propositional.idempor

((T ∧ ¬(q → p)) ∨ F) ↔ ((r ↔ s) ∨ ¬s)