lambdadelta

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / reduction / cix.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_2/reduction/cix.ma b/matita/matita/contribs/lambdadelta/basic_2/reduction/cix.ma
index fb49b0de71ab3ae0af660e54d8ac3fba04e3c231..eec73fb8e71fdce8ad73cc6643e3077fa2ef44b0 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/reduction/cix.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/reduction/cix.ma
@@ -12,6 +12,7 @@
 (*                                                                        *)
 (**************************************************************************)
 
+include "basic_2/notation/relations/notreducible_4.ma".
 include "basic_2/reduction/cir.ma".
 include "basic_2/reduction/crx.ma".