- we polarized binders to control zeta reduction

[helm.git] / matita / matita / contribs / lambda_delta / basic_2 / static / aaa_aaa.ma

diff --git a/matita/matita/contribs/lambda_delta/basic_2/static/aaa_aaa.ma b/matita/matita/contribs/lambda_delta/basic_2/static/aaa_aaa.ma
index 05fccc9e2bc6e335efd340182bc6d34128ce76b3..9d9017cb57a61928aea30a28609ce0b134a0af8f 100644 (file)
--- a/matita/matita/contribs/lambda_delta/basic_2/static/aaa_aaa.ma
+++ b/matita/matita/contribs/lambda_delta/basic_2/static/aaa_aaa.ma
@@ -26,9 +26,9 @@ theorem aaa_mono: ∀L,T,A1. L ⊢ T ⁝ A1 → ∀A2. L ⊢ T ⁝ A2 → A1 = A
 | #I1 #L #K1 #V1 #B #i #HLK1 #_ #IHA1 #A2 #H
   elim (aaa_inv_lref … H) -H #I2 #K2 #V2 #HLK2 #HA2
   lapply (ldrop_mono … HLK1 … HLK2) -L #H destruct /2 width=1/
-| #L #V #T #B1 #A1 #_ #_ #_ #IHA1 #A2 #H
+| #a #L #V #T #B1 #A1 #_ #_ #_ #IHA1 #A2 #H
   elim (aaa_inv_abbr … H) -H /2 width=1/
-| #L #V1 #T1 #B1 #A1 #_ #_ #IHB1 #IHA1 #X #H
+| #a #L #V1 #T1 #B1 #A1 #_ #_ #IHB1 #IHA1 #X #H
   elim (aaa_inv_abst … H) -H #B2 #A2 #HB2 #HA2 #H destruct /3 width=1/
 | #L #V1 #T1 #B1 #A1 #_ #_ #_ #IHA1 #A2 #H
   elim (aaa_inv_appl … H) -H #B2 #_ #HA2