-(**************************************************************************)
-(* ___ *)
-(* ||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 *)
-(* *)
-(**************************************************************************)
-
-set "baseuri" "cic:/matita/RELATIONAL/BEq/defs".
-
-include "logic/equality.ma".
-
-include "Bool/defs.ma".
-
-inductive BEq (A:Type) (a1:A): A \to Bool \to Prop \def
- | beq_true : BEq A a1 a1 true
- | beq_false: \forall a2. (a1 = a2 -> False) \to BEq A a1 a2 false
-.
-
-(*CSC: the URI must disappear: there is a bug now *)
-interpretation "boolean equality" 'beq x y z =
- (cic:/matita/RELATIONAL/BEq/defs/BEq.ind#xpointer(1/1) _ x y z).
-
-notation "hvbox(a break -- b break == c)"
- non associative with precedence 95
-for @{ 'beq $a $b $c}.