Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

Final term is not finished
T ∧ ¬((r ↔ r) ∧ ((T ∧ r) ∨ r))
logic.propositional.absorpor
T ∧ ¬((r ↔ r) ∧ r)