AMBDA-TYPES: some improvements. subst now fully exploited

[helm.git] / matita / contribs / RELATIONAL / datatypes / List.ma

diff --git a/matita/contribs/RELATIONAL/datatypes/List.ma b/matita/contribs/RELATIONAL/datatypes/List.ma
index 69a53f8962d3ec5aea277b0700ebe07cb95a70de..313362e5d90c55f5c604107e6714f416364178a5 100644 (file)
--- a/matita/contribs/RELATIONAL/datatypes/List.ma
+++ b/matita/contribs/RELATIONAL/datatypes/List.ma
@@ -16,7 +16,7 @@ set "baseuri" "cic:/matita/RELATIONAL/datatypes/List".
 
 include "preamble.ma".
 
-inductive List (A:Set): Set \def
+inductive List (A: Type): Type \def
    | nil: List A
    | cons: List A \to A \to List A
 .