Added problems from CASC 208

[helm.git] / helm / software / matita / contribs / ng_TPTP / RNG009-5.ma

diff --git a/helm/software/matita/contribs/ng_TPTP/RNG009-5.ma b/helm/software/matita/contribs/ng_TPTP/RNG009-5.ma
index c54e35210b05514cc2e9ba8bb054fa46093c4932..ba7cb110f45101af0c542e201d2ce9784b9ae0a3 100644 (file)
--- a/helm/software/matita/contribs/ng_TPTP/RNG009-5.ma
+++ b/helm/software/matita/contribs/ng_TPTP/RNG009-5.ma
@@ -4,7 +4,7 @@ include "logic/equality.ma".
 
 (* -------------------------------------------------------------------------- *)
 
-(*  File     : RNG009-5 : TPTP v3.2.0. Released v1.0.0. *)
+(*  File     : RNG009-5 : TPTP v3.7.0. Released v1.0.0. *)
 
 (*  Domain   : Ring Theory *)
 
@@ -38,7 +38,7 @@ include "logic/equality.ma".
 
 (*  Status   : Unsatisfiable *)
 
-(*  Rating   : 0.50 v3.1.0, 0.44 v2.7.0, 0.36 v2.6.0, 0.17 v2.5.0, 0.25 v2.4.0, 0.00 v2.2.1, 0.67 v2.2.0, 0.71 v2.1.0, 1.00 v2.0.0 *)
+(*  Rating   : 0.56 v3.4.0, 0.62 v3.3.0, 0.50 v3.1.0, 0.44 v2.7.0, 0.36 v2.6.0, 0.17 v2.5.0, 0.25 v2.4.0, 0.00 v2.2.1, 0.67 v2.2.0, 0.71 v2.1.0, 1.00 v2.0.0 *)
 
 (*  Syntax   : Number of clauses     :    9 (   0 non-Horn;   9 unit;   1 RR) *)
 
@@ -68,7 +68,7 @@ include "logic/equality.ma".
 
 (* ----Associativity of product  *)
 ntheorem prove_commutativity:
- ∀Univ:Type.∀X:Univ.∀Y:Univ.∀Z:Univ.
+ (∀Univ:Type.∀X:Univ.∀Y:Univ.∀Z:Univ.
 ∀a:Univ.
 ∀add:∀_:Univ.∀_:Univ.Univ.
 ∀additive_identity:Univ.
@@ -82,27 +82,28 @@ ntheorem prove_commutativity:
 ∀H4:∀X:Univ.∀Y:Univ.∀Z:Univ.eq Univ (multiply (add X Y) Z) (add (multiply X Z) (multiply Y Z)).
 ∀H5:∀X:Univ.∀Y:Univ.∀Z:Univ.eq Univ (multiply X (add Y Z)) (add (multiply X Y) (multiply X Z)).
 ∀H6:∀X:Univ.eq Univ (add X (additive_inverse X)) additive_identity.
-∀H7:∀X:Univ.eq Univ (add X additive_identity) X.eq Univ (multiply a b) (multiply b a)
+∀H7:∀X:Univ.eq Univ (add X additive_identity) X.eq Univ (multiply a b) (multiply b a))
 .
-#Univ.
-#X.
-#Y.
-#Z.
-#a.
-#add.
-#additive_identity.
-#additive_inverse.
-#b.
-#multiply.
-#H0.
-#H1.
-#H2.
-#H3.
-#H4.
-#H5.
-#H6.
-#H7.
-nauto by H0,H1,H2,H3,H4,H5,H6,H7;
+#Univ ##.
+#X ##.
+#Y ##.
+#Z ##.
+#a ##.
+#add ##.
+#additive_identity ##.
+#additive_inverse ##.
+#b ##.
+#multiply ##.
+#H0 ##.
+#H1 ##.
+#H2 ##.
+#H3 ##.
+#H4 ##.
+#H5 ##.
+#H6 ##.
+#H7 ##.
+nauto by H0,H1,H2,H3,H4,H5,H6,H7 ##;
+ntry (nassumption) ##;
 nqed.
 
 (* -------------------------------------------------------------------------- *)