Exercise logic.propositional.consequence

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

q => (p /\ q /\ p) || ~p
ready: no

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Environment

initial=TList [TVar "q"]

Path 1

path[0, 0, 4, 0, 0, 3, 0, 0, 0, 0, 2, 0, 0, 4, 3, 0, 0, 0, 3]
steps19
major rules2
active labels
  • consequence
  • andrules

enter consequence, initial, navigator.down, navigator.down, enter cnf, exit cnf, navigator.up, navigator.up, navigator.downlast, enter cnf, check, navigator.down, check, enter demorgan, logic.propositional.demorganand, exit demorgan, navigator.up, enter andrules, logic.propositional.absorpand