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Exercise logic.propositional.cnf.unicode
Description
Proposition to CNF (unicode support)
Derivation
Final term is not finished
¬(T ∧ (r ↔ r) ∧ r ∧ (¬¬r ↔ r) ∧ r)
⇒
logic.propositional.notnot
¬(T ∧ (r ↔ r) ∧ r ∧ (r ↔ r) ∧ r)