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