X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fcontribs%2FLAMBDA-TYPES%2FUnified-Sub%2Fpreamble.ma;h=9470cf008fb5727e1f097cb88a7c76dead739329;hb=4d945e028b3787f5aa26bdb0ef1639cde3ac30fe;hp=21afc1d99dc13929ca06221d5f1594a677c92b00;hpb=428ab5496e9c6d4d95642963df08952722b9cf0e;p=helm.git

diff --git a/matita/contribs/LAMBDA-TYPES/Unified-Sub/preamble.ma b/matita/contribs/LAMBDA-TYPES/Unified-Sub/preamble.ma
index 21afc1d99..9470cf008 100644
--- a/matita/contribs/LAMBDA-TYPES/Unified-Sub/preamble.ma
+++ b/matita/contribs/LAMBDA-TYPES/Unified-Sub/preamble.ma
@@ -22,6 +22,16 @@ set "baseuri" "cic:/matita/LAMBDA-TYPES/Unified-Sub/preamble".
 include "logic/equality.ma".
 include "../../RELATIONAL/NPlus/defs.ma".
 include "../../RELATIONAL/NLE/defs.ma".
-include "../../RELATIONAL/BEq/defs.ma".
 include "../../RELATIONAL/Nat/defs.ma".
 include "../../RELATIONAL/Bool/defs.ma".
+
+alias id "nplus_conf" = "cic:/matita/RELATIONAL/NPlus/props/nplus_conf.con".
+alias id "nle_false" = "cic:/matita/RELATIONAL/NLE/props/nle_false.con".
+
+axiom f_equal_3: \forall (A,B,C,D:Set).
+                 \forall (f:A \to B \to C \to D). 
+                 \forall (x1,x2:A).
+                 \forall (y1,y2:B).
+                 \forall (z1,z2:C). 
+                 x1 = x2 \to y1 = y2 \to z1 = z2 \to 
+                 f x1 y1 z1 = f x2 y2 z2.