Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

T ∧ ¬(T ∧ r ∧ (r ∨ (¬r ∧ ¬r)))

⇒ logic.propositional.absorpand

T ∧ ¬(T ∧ r)

⇒ logic.propositional.truezeroand

¬(T ∧ r)

⇒ logic.propositional.truezeroand

¬r