update in ground_2 and basic_2

[helm.git] / matita / matita / contribs / lambdadelta / ground_2 / notation / relations / istype_2.ma

diff --git a/matita/matita/contribs/lambdadelta/ground_2/notation/relations/istype_2.ma b/matita/matita/contribs/lambdadelta/ground_2/notation/relations/istype_2.ma
new file mode 100644 (file)
index 0000000..795d811
--- /dev/null
+++ b/matita/matita/contribs/lambdadelta/ground_2/notation/relations/istype_2.ma
@@ -0,0 +1,19 @@
+(**************************************************************************)
+(*       ___                                                              *)
+(*      ||M||                                                             *)
+(*      ||A||       A project by Andrea Asperti                           *)
+(*      ||T||                                                             *)
+(*      ||I||       Developers:                                           *)
+(*      ||T||         The HELM team.                                      *)
+(*      ||A||         http://helm.cs.unibo.it                             *)
+(*      \   /                                                             *)
+(*       \ /        This file is distributed under the terms of the       *)
+(*        v         GNU General Public License Version 2                  *)
+(*                                                                        *)
+(**************************************************************************)
+
+(* GENERAL NOTATION USED BY THE FORMAL SYSTEM λδ ****************************)
+
+notation "hvbox( 𝐓⦃ term 46 n, break term 46 c ⦄ )"
+   non associative with precedence 45
+   for @{ 'IsType $n $c }.