Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

T ∧ (¬(q → p) ↔ (T ∧ ((r ↔ s) ∨ ¬s)))