Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

Final term is not finished
¬((((r ∨ r) ∧ r) ∨ ((F ∨ ¬r) ∧ ¬r)) ∧ r)
logic.propositional.idempor
¬(((r ∧ r) ∨ ((F ∨ ¬r) ∧ ¬r)) ∧ r)