X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fmatita%2Fcontribs%2Fng_TPTP%2FGRP557-1.ma;h=6ddb489bf4701b3c75f8abf805de51360de687e7;hb=601baed778a190b580982b588ebe49ba3f762b30;hp=0d087c31e6bab3b18a3ec3a0ab00ef696fbc7ab3;hpb=11e495dda047bcdfa4267c06cad2d074fcffe3e3;p=helm.git

diff --git a/helm/software/matita/contribs/ng_TPTP/GRP557-1.ma b/helm/software/matita/contribs/ng_TPTP/GRP557-1.ma
index 0d087c31e..6ddb489bf 100644
--- a/helm/software/matita/contribs/ng_TPTP/GRP557-1.ma
+++ b/helm/software/matita/contribs/ng_TPTP/GRP557-1.ma
@@ -4,7 +4,7 @@ include "logic/equality.ma".
 
 (* -------------------------------------------------------------------------- *)
 
-(*  File     : GRP557-1 : TPTP v3.2.0. Released v2.6.0. *)
+(*  File     : GRP557-1 : TPTP v3.7.0. Released v2.6.0. *)
 
 (*  Domain   : Group Theory (Abelian) *)
 
@@ -42,27 +42,28 @@ include "logic/equality.ma".
 
 (* -------------------------------------------------------------------------- *)
 ntheorem prove_these_axioms_1:
- ∀Univ:Type.∀A:Univ.∀B:Univ.∀C:Univ.
+ (∀Univ:Type.∀A:Univ.∀B:Univ.∀C:Univ.
 ∀a1:Univ.
 ∀b1:Univ.
 ∀divide:∀_:Univ.∀_:Univ.Univ.
 ∀inverse:∀_:Univ.Univ.
 ∀multiply:∀_:Univ.∀_:Univ.Univ.
 ∀H0:∀A:Univ.∀B:Univ.eq Univ (multiply A B) (divide A (inverse B)).
-∀H1:∀A:Univ.∀B:Univ.∀C:Univ.eq Univ (divide A (inverse (divide (divide B C) (divide A C)))) B.eq Univ (multiply (inverse a1) a1) (multiply (inverse b1) b1)
+∀H1:∀A:Univ.∀B:Univ.∀C:Univ.eq Univ (divide A (inverse (divide (divide B C) (divide A C)))) B.eq Univ (multiply (inverse a1) a1) (multiply (inverse b1) b1))
 .
-#Univ.
-#A.
-#B.
-#C.
-#a1.
-#b1.
-#divide.
-#inverse.
-#multiply.
-#H0.
-#H1.
-nauto by H0,H1;
+#Univ ##.
+#A ##.
+#B ##.
+#C ##.
+#a1 ##.
+#b1 ##.
+#divide ##.
+#inverse ##.
+#multiply ##.
+#H0 ##.
+#H1 ##.
+nauto by H0,H1 ##;
+ntry (nassumption) ##;
 nqed.
 
 (* -------------------------------------------------------------------------- *)