Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

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

⇒ logic.propositional.notfalse

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