Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

¬((r ↔ r) ∧ r)

ready: no

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• allfirsts (2)
• allapplications
• derivation
• microsteps

Path 1

path	[0, 0, 1, 0, 1, 0, 5, 1, 1]
steps	9
major rules	2
active labels	cnf simplify