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