Exercise logic.propositional.cnf.unicode
Description
Proposition to CNF (unicode support)
Derivation
Final term is not finished¬((r ∧ (r ↔ r)) ∨ ((r ↔ r) ∧ r))
⇒ logic.propositional.defequiv¬((r ∧ ((r ∧ r) ∨ (¬r ∧ ¬r))) ∨ ((r ↔ r) ∧ r))
⇒ logic.propositional.idempand¬((r ∧ (r ∨ (¬r ∧ ¬r))) ∨ ((r ↔ r) ∧ r))
⇒ logic.propositional.absorpand¬(r ∨ ((r ↔ r) ∧ r))