Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

Final term is not finished

¬¬¬¬¬(r ∧ (r ↔ r) ∧ T)

⇒ logic.propositional.defequiv

¬¬¬¬¬(r ∧ ((r ∧ r) ∨ (¬r ∧ ¬r)) ∧ T)

⇒ logic.propositional.idempand

¬¬¬¬¬(r ∧ (r ∨ (¬r ∧ ¬r)) ∧ T)

⇒ logic.propositional.absorpand

¬¬¬¬¬(r ∧ T)

⇒ logic.propositional.truezeroand

¬¬¬¬¬r