Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

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

⇒ logic.propositional.idempor

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