- degree assignment, static type assignment, iterated static type

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / etc / sta / sta_sta.etc

diff --git a/matita/matita/contribs/lambdadelta/basic_2/etc/sta/sta_sta.etc b/matita/matita/contribs/lambdadelta/basic_2/etc/sta/sta_sta.etc
index cfbb192fab6df68598cc6dd149e0a55da4686a1d..03d4c8d73c423c754f4e23cf88c839107b3bf06e 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/etc/sta/sta_sta.etc
+++ b/matita/matita/contribs/lambdadelta/basic_2/etc/sta/sta_sta.etc
@@ -12,7 +12,7 @@
 (*                                                                        *)
 (**************************************************************************)
 
-include "basic_2/substitution/ldrop_ldrop.ma".
+include "basic_2/relocation/ldrop_ldrop.ma".
 include "basic_2/static/sta.ma".
 
 (* STATIC TYPE ASSIGNMENT ON TERMS ******************************************)
@@ -20,25 +20,24 @@ include "basic_2/static/sta.ma".
 (* Main properties **********************************************************)
 
 (* Note: apparently this was missing in basic_1 *)
-theorem sta_mono: ∀h,L,T,U1. ⦃h, L⦄ ⊢ T • U1 →
-                  ∀U2. ⦃h, L⦄ ⊢ T • U2 → U1 = U2.
-#h #L #T #U1 #H elim H -L -T -U1
-[ #L #k #X #H >(sta_inv_sort1 … H) -X //
-| #L #K #V #W #U1 #i #HLK #_ #HWU1 #IHVW #U2 #H
+theorem sta_mono: ∀h,G,L. singlevalued … (sta h G L).
+#h #G #L #T #U1 #H elim H -G -L -T -U1
+[ #G #L #k #X #H >(sta_inv_sort1 … H) -X //
+| #G #L #K #V #W #U1 #i #HLK #_ #HWU1 #IHVW #U2 #H
   elim (sta_inv_lref1 … H) -H * #K0 #V0 #W0 #HLK0 #HVW0 #HW0U2
   lapply (ldrop_mono … HLK0 … HLK) -HLK -HLK0 #H destruct
   lapply (IHVW … HVW0) -IHVW -HVW0 #H destruct
   >(lift_mono … HWU1 … HW0U2) -W0 -U1 //
-| #L #K #W #V #U1 #i #HLK #_ #HWU1 #IHWV #U2 #H
+| #G #L #K #W #V #U1 #i #HLK #_ #HWU1 #IHWV #U2 #H
   elim (sta_inv_lref1 … H) -H * #K0 #W0 #V0 #HLK0 #HWV0 #HV0U2
   lapply (ldrop_mono … HLK0 … HLK) -HLK -HLK0 #H destruct
   lapply (IHWV … HWV0) -IHWV -HWV0 #H destruct
   >(lift_mono … HWU1 … HV0U2) -W -U1 //
-| #I #L #V #T #U1 #_ #IHTU1 #X #H
+| #a #I #G #L #V #T #U1 #_ #IHTU1 #X #H
   elim (sta_inv_bind1 … H) -H #U2 #HTU2 #H destruct /3 width=1/
-| #L #V #T #U1 #_ #IHTU1 #X #H
+| #G #L #V #T #U1 #_ #IHTU1 #X #H
   elim (sta_inv_appl1 … H) -H #U2 #HTU2 #H destruct /3 width=1/
-| #L #W #T #U1 #_ #IHTU1 #U2 #H
+| #G #L #W #T #U1 #_ #IHTU1 #U2 #H
   lapply (sta_inv_cast1 … H) -H /2 width=1/
 ]
 qed-.