Exercise logic.propositional.consequence
Description
Prove that formula is a logical consequence of a set of formulas
![](http://ideas.cs.uu.nl/images/external.png)
~q => ((p || q || (~p /\ ~q /\ ~p)) /\ p) || ((p || q || (~(p || q) /\ ~p)) /\ ~(p || q) /\ ~p)
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Environment
initial=TList [TCon logic1.not [TVar "q"]]Path 1
path | [0, 0, 4, 0, 0, 1, 4, 4, 5, 4, 5, 4, 1] |
steps | 13 |
major rules | 1 |
active labels |
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