update in static_2

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

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpr_drops_basic.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpr_drops_basic.ma
index 705031ffdef992aa693593c1f558836ba4c98d5e..e01180f09a106b3a468d0348036c016dbe08a1e7 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpr_drops_basic.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpr_drops_basic.ma
@@ -21,8 +21,8 @@ include "basic_2/rt_transition/cpr.ma".
 (* Properties with basic relocation *****************************************)
 
 lemma cpr_subst (h) (G) (L) (U1) (i):
-                â\88\80K,V. â¬\87*[i] L ≘ K.ⓓV →
-                ∃∃U2,T2. ⦃G, L⦄ ⊢ U1 ➡[h] U2 & ⬆[i,1] T2 ≘ U2.
+                â\88\80K,V. â\87©*[i] L ≘ K.ⓓV →
+                ∃∃U2,T2. ⦃G,L⦄ ⊢ U1 ➡[h] U2 & ⇧[i,1] T2 ≘ U2.
 #h #G #L #U1 @(fqup_wf_ind_eq (Ⓣ) … G L U1) -G -L -U1
 #G0 #L0 #U0 #IH #G #L * *
 [ #s #HG #HL #HT #i #K #V #_ destruct -IH