update in delayd_updating

[helm.git] / matita / matita / contribs / lambdadelta / delayed_updating / unwind / unwind2_rmap_eq.ma

diff --git a/matita/matita/contribs/lambdadelta/delayed_updating/unwind/unwind2_rmap_eq.ma b/matita/matita/contribs/lambdadelta/delayed_updating/unwind/unwind2_rmap_eq.ma
index c075e2f250e8af9a1642edb561aa6b93186a26f7..b93aabf0ffb8316da2e18428b92a6a9b54798acd 100644 (file)
--- a/matita/matita/contribs/lambdadelta/delayed_updating/unwind/unwind2_rmap_eq.ma
+++ b/matita/matita/contribs/lambdadelta/delayed_updating/unwind/unwind2_rmap_eq.ma
@@ -28,9 +28,9 @@ lemma unwind2_rmap_eq_repl (p):
 /3 width=1 by preunwind2_rmap_eq_repl/
 qed-.
 
-lemma tls_unwind2_rmap_d_dx (f) (p) (n) (k):
-      ⇂*[n+k]▶[f]p ≗ ⇂*[n]▶[f](p◖𝗱k).
-#f #p #n #k
+lemma tls_unwind2_rmap_d_dx (f) (p) (h) (k):
+      ⇂*[h+k]▶[f]p ≗ ⇂*[h]▶[f](p◖𝗱k).
+#f #p #h #k
 <unwind2_rmap_d_dx >nrplus_inj_dx
 /2 width=1 by tr_tls_compose_uni_dx/
 qed.