update in basic_2 and static_2

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / rt_transition / cpm.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpm.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpm.ma
index d0d19e4a757f10ddc6a73badfe35d69b0564dd72..341ecee8cfde5b23e00b615b04c4d3ef40673cc7 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpm.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpm.ma
@@ -121,9 +121,8 @@ lemma cpr_refl: ∀h,G,L. reflexive … (cpm h G L 0).
 
 (* Advanced properties ******************************************************)
 
-lemma cpm_sort_iter (h) (G) (L):
-                    ∀n. n ≤ 1 →
-                    ∀s. ⦃G,L⦄ ⊢ ⋆s ➡ [n,h] ⋆((next h)^n s).
+lemma cpm_sort (h) (G) (L):
+               ∀n. n ≤ 1 → ∀s. ⦃G,L⦄ ⊢ ⋆s ➡[n,h] ⋆((next h)^n s).
 #h #G #L * //
 #n #H #s <(le_n_O_to_eq n) /2 width=1 by le_S_S_to_le/
 qed.