Exercise logic.propositional.consequence

Description
Prove that formula is a logical consequence of a set of formulas

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• onefirst
• allfirsts (1)
• allapplications
• derivation
• microsteps

Environment

initial=TList [TVar "q"]

Path 1

path	[0, 0, 4, 0, 0, 3, 0, 0, 0, 0, 1, 3, 3, 0, 1, 4, 4, 5, 4, 3]
steps	20
major rules	2
active labels	consequence demorgan

enter consequence, initial, navigator.down, navigator.down, enter cnf, exit cnf, navigator.up, navigator.up, navigator.downlast, enter cnf, check, enter eliminateimplequiv, logic.propositional.defequiv, exit eliminateimplequiv, check, enter demorgan, navigator.down, navigator.right, navigator.down, logic.propositional.demorganand