Exercise logic.propositional.dnf.unicode
Description
Proposition to DNF (unicode support)
Derivation
Final term is not finished
(¬¬q ∧ ¬p) ↔ (((r ↔ s) ∨ ¬s) ∧ (((r ∧ r) ↔ s) ∨ ¬s))
⇒ logic.propositional.notnot(q ∧ ¬p) ↔ (((r ↔ s) ∨ ¬s) ∧ (((r ∧ r) ↔ s) ∨ ¬s))