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