useless box removed

[helm.git] / helm / software / matita / contribs / ng_TPTP / GRP578-1.ma

diff --git a/helm/software/matita/contribs/ng_TPTP/GRP578-1.ma b/helm/software/matita/contribs/ng_TPTP/GRP578-1.ma
index 79e7e896e37fa4b97b4a151cdca1e1cba072f7db..eb497e30228783b91c744841ed0ff36204e6e4ef 100644 (file)
--- a/helm/software/matita/contribs/ng_TPTP/GRP578-1.ma
+++ b/helm/software/matita/contribs/ng_TPTP/GRP578-1.ma
@@ -4,7 +4,7 @@ include "logic/equality.ma".
 
 (* -------------------------------------------------------------------------- *)
 
-(*  File     : GRP578-1 : TPTP v3.2.0. Released v2.6.0. *)
+(*  File     : GRP578-1 : TPTP v3.7.0. Released v2.6.0. *)
 
 (*  Domain   : Group Theory (Abelian) *)
 
@@ -42,7 +42,7 @@ include "logic/equality.ma".
 
 (* -------------------------------------------------------------------------- *)
 ntheorem prove_these_axioms_2:
- ∀Univ:Type.∀A:Univ.∀B:Univ.∀C:Univ.
+ (∀Univ:Type.∀A:Univ.∀B:Univ.∀C:Univ.
 ∀a2:Univ.
 ∀double_divide:∀_:Univ.∀_:Univ.Univ.
 ∀identity:Univ.
@@ -51,22 +51,23 @@ ntheorem prove_these_axioms_2:
 ∀H0:∀A:Univ.eq Univ identity (double_divide A (inverse A)).
 ∀H1:∀A:Univ.eq Univ (inverse A) (double_divide A identity).
 ∀H2:∀A:Univ.∀B:Univ.eq Univ (multiply A B) (double_divide (double_divide B A) identity).
-∀H3:∀A:Univ.∀B:Univ.∀C:Univ.eq Univ (double_divide (double_divide A (double_divide (double_divide (double_divide B A) C) (double_divide B identity))) (double_divide identity identity)) C.eq Univ (multiply identity a2) a2
+∀H3:∀A:Univ.∀B:Univ.∀C:Univ.eq Univ (double_divide (double_divide A (double_divide (double_divide (double_divide B A) C) (double_divide B identity))) (double_divide identity identity)) C.eq Univ (multiply identity a2) a2)
 .
-#Univ.
-#A.
-#B.
-#C.
-#a2.
-#double_divide.
-#identity.
-#inverse.
-#multiply.
-#H0.
-#H1.
-#H2.
-#H3.
-nauto by H0,H1,H2,H3;
+#Univ ##.
+#A ##.
+#B ##.
+#C ##.
+#a2 ##.
+#double_divide ##.
+#identity ##.
+#inverse ##.
+#multiply ##.
+#H0 ##.
+#H1 ##.
+#H2 ##.
+#H3 ##.
+nauto by H0,H1,H2,H3 ##;
+ntry (nassumption) ##;
 nqed.
 
 (* -------------------------------------------------------------------------- *)