Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

¬((r ∧ r ∧ r) ∨ (¬r ∧ ¬¬¬r ∧ r))
logic.propositional.idempand
¬((r ∧ r) ∨ (¬r ∧ ¬¬¬r ∧ r))
logic.propositional.idempand
¬(r ∨ (¬r ∧ ¬¬¬r ∧ r))
logic.propositional.absorpor
¬r