-set "baseuri" "cic:/matita/TPTP/GRP012-4".
+
include "logic/equality.ma".
(* Inclusion of: GRP012-4.p *)
(* -------------------------------------------------------------------------- *)
\forall H4:\forall X:Univ.eq Univ (multiply identity X) X.eq Univ (inverse (multiply a b)) (multiply (inverse b) (inverse a))
.
intros.
-auto paramodulation timeout=100.
+autobatch paramodulation timeout=100;
try assumption.
print proofterm.
qed.