Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

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

⇒ logic.propositional.absorpor

¬((q → p) ∧ T) ↔ (¬s ∨ (r ∧ s))