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