--- /dev/null
+(**************************************************************************)
+(* ___ *)
+(* ||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 *)
+(* *)
+(**************************************************************************)
+
+(* NOTATION FOR THE FORMAL SYSTEM λδ ****************************************)
+
+notation "hvbox( ⦃G, L⦄ ⊢ break ⌘ ⦃ term 46 T ⦄ ≡ break term 46 k )"
+ non associative with precedence 45
+ for @{ 'ICM $L $T $s }.
+
+notation "hvbox( ⦃ term 46 h , break term 46 L ⦄ ⊢ break term 46 T ÷ break term 46 A )"
+ non associative with precedence 45
+ for @{ 'BinaryArity $h $L $T $A }.
+
+notation "hvbox( h ⊢ break term 46 L1 ÷ ⫃ break term 46 L2 )"
+ non associative with precedence 45
+ for @{ 'LRSubEqB $h $L1 $L2 }.
+
+notation "hvbox( L1 ⊢ ⬌ break term 46 L2 )"
+ non associative with precedence 45
+ for @{ 'PConvSn $L1 $L2 }.
+
+notation "hvbox( L1 ⊢ ⬌* break term 46 L2 )"
+ non associative with precedence 45
+ for @{ 'PConvSnStar $L1 $L2 }.
+
+notation "hvbox( ⦃ term 46 h , break term 46 L ⦄ ⊢ break term 46 T1 : break term 46 T2 )"
+ non associative with precedence 45
+ for @{ 'NativeType $h $L $T1 $T2 }.
+
+notation "hvbox( ⦃ term 46 h , break term 46 L ⦄ ⊢ break term 46 T1 : : break term 46 T2 )"
+ non associative with precedence 45
+ for @{ 'NativeTypeAlt $h $L $T1 $T2 }.
+
+notation "hvbox( ⦃ term 46 h , break term 46 L ⦄ ⊢ break term 46 T1 : * break term 46 T2 )"
+ non associative with precedence 45
+ for @{ 'NativeTypeStar $h $L $T1 $T2 }.