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