\forall H0:\forall A:Univ.\forall B:Univ.\forall C:Univ.eq Univ (multiply A (multiply (multiply B C) (inverse (multiply A C)))) B.eq Univ (multiply a b) (multiply b a)
.
intros.
-auto paramodulation timeout=600.
+auto paramodulation timeout=100.
try assumption.
print proofterm.
qed.