xoa: new binary for the generation of multiple logical constants

[helm.git] / matita / matita / lib / lambda-delta / syntax / item.ma

diff --git a/matita/matita/lib/lambda-delta/syntax/item.ma b/matita/matita/lib/lambda-delta/syntax/item.ma
index ea7a45362dac2305b999ac934e5f2b235a474c29..d813a2dc869542e82aaa415d69e7a0c5e448488f 100644 (file)
--- a/matita/matita/lib/lambda-delta/syntax/item.ma
+++ b/matita/matita/lib/lambda-delta/syntax/item.ma
@@ -16,6 +16,7 @@
  *)
 
 include "lambda-delta/ground.ma".
+include "lambda-delta/xoa_props.ma".
 include "lambda-delta/notation.ma".
 
 (* BINARY ITEMS *************************************************************)