Exercise logic.propositional.cnf.unicode
Description
Proposition to CNF (unicode support)
Derivation
¬¬¬(T ∧ r ∧ (r ∨ (¬r ∧ ¬r)))
⇒ logic.propositional.notnot¬(T ∧ r ∧ (r ∨ (¬r ∧ ¬r)))
⇒ logic.propositional.absorpand¬(T ∧ r)
⇒ logic.propositional.truezeroand¬r