update in lib

[helm.git] / matita / matita / lib / lambda / paths / decomposed_trace.ma

diff --git a/matita/matita/lib/lambda/paths/decomposed_trace.ma b/matita/matita/lib/lambda/paths/decomposed_trace.ma
index 9c391c1a9afba303a4177b789c77013301ba32d5..1e6ae78de2a3a9a0f06fbaa495ea1f9545bfb05d 100644 (file)
--- a/matita/matita/lib/lambda/paths/decomposed_trace.ma
+++ b/matita/matita/lib/lambda/paths/decomposed_trace.ma
@@ -13,6 +13,7 @@
 (**************************************************************************)
 
 include "lambda/paths/trace.ma".
+include "basics/core_notation/card_1.ma".
 
 (* DECOMPOSED TRACE *********************************************************)