update in basic_2

[helm.git] / matita / matita / contribs / lambdadelta / basic_1 / csubt / props.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_1/csubt/props.ma b/matita/matita/contribs/lambdadelta/basic_1/csubt/props.ma
index 86779920a680501b570a69d0c5aaa0dcb29cd750..31221463f22f420d9b24fd23155d21a82537932d 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_1/csubt/props.ma
+++ b/matita/matita/contribs/lambdadelta/basic_1/csubt/props.ma
@@ -18,7 +18,7 @@ include "basic_1/csubt/defs.ma".
 
 include "basic_1/C/fwd.ma".
 
-theorem csubt_refl:
+lemma csubt_refl:
  \forall (g: G).(\forall (c: C).(csubt g c c))
 \def
  \lambda (g: G).(\lambda (c: C).(C_ind (\lambda (c0: C).(csubt g c0 c0))