Exercise logic.propositional.cnf.unicode
Description
Proposition to CNF (unicode support)
Derivation
¬(((r ∧ (r ↔ r) ∧ T) ∨ (r ∧ (r ↔ r))) ∧ ((r ∧ (r ↔ r) ∧ T) ∨ (r ∧ (r ↔ r))))
⇒ logic.propositional.absorpor¬(r ∧ (r ↔ r) ∧ ((r ∧ (r ↔ r) ∧ T) ∨ (r ∧ (r ↔ r))))
⇒ logic.propositional.absorpand¬(r ∧ (r ↔ r))
⇒ logic.propositional.defequiv¬(r ∧ ((r ∧ r) ∨ (¬r ∧ ¬r)))
⇒ logic.propositional.idempand¬(r ∧ (r ∨ (¬r ∧ ¬r)))
⇒ logic.propositional.absorpand¬r