Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

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