- bugfix in stylesheets

[helm.git] / matita / matita / contribs / lambda / preamble.ma

diff --git a/matita/matita/contribs/lambda/preamble.ma b/matita/matita/contribs/lambda/preamble.ma
index afaacb5f24e2fef8578884f37c7441500d501e65..f3884b229489f7bbe58cd0bde50e28c7086b6833 100644 (file)
--- a/matita/matita/contribs/lambda/preamble.ma
+++ b/matita/matita/contribs/lambda/preamble.ma
@@ -12,11 +12,18 @@
 (*                                                                        *)
 (**************************************************************************)
 
-include "arithmetics/nat.ma".
+include "basics/star.ma".
+include "basics/lists/list.ma".
+include "arithmetics/exp.ma".
 
 include "xoa_notation.ma".
 include "xoa.ma".
 
+(* Note: notation for nil not involving brackets *)
+notation > "◊"
+  non associative with precedence 90
+  for @{'nil}.
+
 (* Note: For some reason this cannot be in the standard library *) 
 interpretation "logical false" 'false = False.