Exercise

Exercise logic.propositional.consequence

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

q => (p /\ q /\ p) || (~(p /\ q) /\ ~p)

ready: no

Feedback

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]
steps 13
major rules 1
active labels
consequence
eliminateimplequiv

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

path	[0, 0, 4, 0, 0, 3, 0, 0, 0, 0, 1, 3, 3]
steps	13
major rules	1
active labels	consequence eliminateimplequiv