- degree assignment, static type assignment, iterated static type

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / substitution / lifts_lift.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_2/substitution/lifts_lift.ma b/matita/matita/contribs/lambdadelta/basic_2/substitution/lifts_lift.ma
index a9c70ba7a7c964a1a37c623021f8089ac13a813a..9ec4d7e1f571f1200fd2b66c3f96fccb974bb879 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/substitution/lifts_lift.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/substitution/lifts_lift.ma
@@ -27,7 +27,7 @@ lemma lifts_lift_trans_le: ∀T1,T,des. ⇧*[des] T1 ≡ T → ∀T2. ⇧[0, 1]
 [ /2 width=3/
 | #T1 #T3 #T #des #d #e #HT13 #_ #IHT13 #T2 #HT2
   elim (IHT13 … HT2) -T #T #HT3 #HT2
-  elim (lift_trans_le … HT13 … HT3 ?) -T3 // /3 width=5/
+  elim (lift_trans_le … HT13 … HT3) -T3 // /3 width=5/
 ]
 qed-.
 
@@ -45,15 +45,15 @@ lemma lifts_lift_trans: ∀des,i,i0. @⦃i, des⦄ ≡ i0 →
   >(lifts_inv_nil … H) -T1 /2 width=3/
 | #d #e #des #IHdes #i #i0 #H1 #des0 #H2 #T1 #T0 #HT10 #T2 #HT02
   elim (at_inv_cons … H1) -H1 * #Hid #Hi0
-  [ elim (minuss_inv_cons1_lt … H2 ?) -H2 [2: /2 width=1/ ] #des1 #Hdes1 <minus_le_minus_minus_comm // <minus_plus_m_m #H
+  [ elim (minuss_inv_cons1_lt … H2) -H2 [2: /2 width=1/ ] #des1 #Hdes1 <minus_le_minus_minus_comm // <minus_plus_m_m #H
     elim (pluss_inv_cons2 … H) -H #des2 #H1 #H2 destruct
     elim (lifts_inv_cons … HT10) -HT10 #T >minus_plus #HT1 #HT0
     elim (IHdes … Hi0 … Hdes1 … HT0 … HT02) -IHdes -Hi0 -Hdes1 -T0 #T0 #HT0 #HT02
-    elim (lift_trans_le … HT1 … HT0 ?) -T /2 width=1/ #T #HT1 <plus_minus_m_m /2 width=1/ /3 width=5/
+    elim (lift_trans_le … HT1 … HT0) -T /2 width=1/ #T #HT1 <plus_minus_m_m /2 width=1/ /3 width=5/
   | >commutative_plus in Hi0; #Hi0
     lapply (minuss_inv_cons1_ge … H2 ?) -H2 [ /2 width=1/ ] <associative_plus #Hdes0
     elim (IHdes … Hi0 … Hdes0 … HT10 … HT02) -IHdes -Hi0 -Hdes0 -T0 #T0 #HT0 #HT02
-    elim (lift_split … HT0 d (i+1) ? ? ?) -HT0 /2 width=1/ /3 width=5/
+    elim (lift_split … HT0 d (i+1)) -HT0 /2 width=1/ /3 width=5/
   ]
 ]
 qed-.