Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

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

⇒ logic.propositional.truezeroand

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