-set "baseuri" "cic:/matita/TPTP/GRP520-1".
+
include "logic/equality.ma".
(* Inclusion of: GRP520-1.p *)
(* -------------------------------------------------------------------------- *)
\forall H0:\forall A:Univ.\forall B:Univ.\forall C:Univ.eq Univ (multiply A (multiply (multiply (inverse (multiply A B)) C) B)) C.eq Univ (multiply a b) (multiply b a)
.
intros.
-auto paramodulation timeout=600.
+autobatch paramodulation timeout=100;
try assumption.
print proofterm.
qed.