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)
p <-> r, q <-> s => (((p || q) /\ (r || s)) || ~(p || q)) /\ (((p || q) /\ (r || s)) || ~(r || s))
ready: noFeedback
Path 1
path | [] |
steps | 0 |
major rules | 0 |
active labels |