Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

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