-set "baseuri" "cic:/matita/TPTP/RNG011-5".
+
include "logic/equality.ma".
(* Inclusion of: RNG011-5.p *)
(* -------------------------------------------------------------------------- *)
\forall H20:\forall X:Univ.\forall Y:Univ.eq Univ (add X Y) (add Y X).eq Univ (multiply (multiply (associator a a b) a) (associator a a b)) additive_identity
.
intros.
-auto paramodulation timeout=100.
+autobatch paramodulation timeout=100;
try assumption.
print proofterm.
qed.