Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

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

⇒ logic.propositional.truezeroand

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

⇒ logic.propositional.defequiv

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