Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

¬r ∧ ¬((r ∨ (¬r ∧ ¬r)) ∧ r)

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Path 1

path	[0, 2, 0, 0, 0, 5, 1, 3]
steps	8
major rules	1
active labels	cnf simplify andrules