Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

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