support for candidates of reducibility started ...

[helm.git] / matita / matita / contribs / lambda_delta / Ground_2 / notation.ma

diff --git a/matita/matita/contribs/lambda_delta/Ground_2/notation.ma b/matita/matita/contribs/lambda_delta/Ground_2/notation.ma
index dab6b49826bb7307257e89cf611a2638fe8b577d..65cb0a029002d649b669574ca28b4cc1fcf440ef 100644 (file)
--- a/matita/matita/contribs/lambda_delta/Ground_2/notation.ma
+++ b/matita/matita/contribs/lambda_delta/Ground_2/notation.ma
@@ -14,6 +14,12 @@
 
 (* GENERAL NOTATION USED BY THE FORMAL SYSTEM λδ ****************************)
 
+(* Subsets ******************************************************************)
+
+notation "hvbox( T ϵ break R )"
+   non associative with precedence 45
+   for @{ 'InSubset $T $R }.
+
 (* Lists ********************************************************************)
 
 notation "hvbox( hd break :: tl )"