Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

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