X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Fsyntax%2Ftdeq_tdeq.ma;h=51d09c53424d7bb803a1b296715dc6b3897ec36b;hb=a04fa03fcea0493e89b725960146cc0c06539583;hp=bdb48def69a758cd827d2b26693ee503a2a20565;hpb=1de84a809c842fbc8a4e0d92b9bc61763c0e6fae;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/syntax/tdeq_tdeq.ma b/matita/matita/contribs/lambdadelta/basic_2/syntax/tdeq_tdeq.ma
index bdb48def6..51d09c534 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/syntax/tdeq_tdeq.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/syntax/tdeq_tdeq.ma
@@ -45,6 +45,6 @@ theorem tdeq_tdneq_trans: ∀h,o,T1,T. T1 ≡[h, o] T → ∀T2. (T ≡[h, o] T2
                           T1 ≡[h, o] T2 → ⊥.
 /3 width=3 by tdeq_canc_sn/ qed-.
 
-theorem tndeq_tdeq_canc_dx: ∀h,o,T1,T. (T1 ≡[h, o] T → ⊥) → ∀T2. T2 ≡[h, o] T →
+theorem tdneq_tdeq_canc_dx: ∀h,o,T1,T. (T1 ≡[h, o] T → ⊥) → ∀T2. T2 ≡[h, o] T →
                             T1 ≡[h, o] T2 → ⊥.
 /3 width=3 by tdeq_trans/ qed-.