- context free computation for terms and local environments

[helm.git] / matita / matita / contribs / lambda_delta / basic_2 / notation.ma

diff --git a/matita/matita/contribs/lambda_delta/basic_2/notation.ma b/matita/matita/contribs/lambda_delta/basic_2/notation.ma
index b396acf55b1c12aae9618b36e7d153d80864e8a7..a115260b9a57a4751a7751f047150fda769ad143 100644 (file)
--- a/matita/matita/contribs/lambda_delta/basic_2/notation.ma
+++ b/matita/matita/contribs/lambda_delta/basic_2/notation.ma
@@ -326,6 +326,10 @@ notation "hvbox( L ⊢ break term 46 T1 ➡* break term 46 T2 )"
    non associative with precedence 45
    for @{ 'PRedStar $L $T1 $T2 }.
 
+notation "hvbox( T1 ➡➡* break term 46 T2 )"
+   non associative with precedence 45
+   for @{ 'PRedStarAlt $T1 $T2 }.
+
 notation "hvbox( L1 ⊢ ➡* break term 46 L2 )"
    non associative with precedence 45
    for @{ 'CPRedStar $L1 $L2 }.