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