- lambdadelta: last recursive part of preservation finally proved!

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / static / ssta_ssta.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_2/static/ssta_ssta.ma b/matita/matita/contribs/lambdadelta/basic_2/static/ssta_ssta.ma
index b20e4366a631a19f554390189cfeb94bc14f61a9..adaf999ee007fb522d7e2ce96de81bec9a7a8c2f 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/static/ssta_ssta.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/static/ssta_ssta.ma
@@ -20,8 +20,8 @@ include "basic_2/static/ssta.ma".
 (* Main properties **********************************************************)
 
 (* Note: apparently this was missing in basic_1 *)
-theorem ssta_mono: ∀h,g,L,T,U1,l1. ⦃h, L⦄ ⊢ T •[g, l1] U1 →
-                   ∀U2,l2. ⦃h, L⦄ ⊢ T •[g, l2] U2 → l1 = l2 ∧ U1 = U2.
+theorem ssta_mono: ∀h,g,L,T,U1,l1. ⦃h, L⦄ ⊢ T •[g] ⦃l1, U1⦄ →
+                   ∀U2,l2. ⦃h, L⦄ ⊢ T •[g] ⦃l2, U2⦄ → l1 = l2 ∧ U1 = U2.
 #h #g #L #T #U1 #l1 #H elim H -L -T -U1 -l1
 [ #L #k #l #Hkl #X #l2 #H
   elim (ssta_inv_sort1 … H) -H #Hkl2 #H destruct