X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fcontribs%2FLAMBDA-TYPES%2FUnified-Sub%2FLift%2Ffun.ma;h=86e8031b41d947562fdac57d32022d38680d896d;hb=cd85befa31c33698c57d5d5d0d7a2384bb2644f9;hp=c88b2f92685d33fd15c5ad9cd63058e538b72562;hpb=b2abc81f0b76224f6f4f526feaf1fefd6178ae7d;p=helm.git

diff --git a/matita/contribs/LAMBDA-TYPES/Unified-Sub/Lift/fun.ma b/matita/contribs/LAMBDA-TYPES/Unified-Sub/Lift/fun.ma
index c88b2f926..86e8031b4 100644
--- a/matita/contribs/LAMBDA-TYPES/Unified-Sub/Lift/fun.ma
+++ b/matita/contribs/LAMBDA-TYPES/Unified-Sub/Lift/fun.ma
@@ -39,7 +39,7 @@ theorem lift_mono: \forall l,i,t,t1. Lift l i t t1 \to
  | lapply linear lift_inv_lref_1_le_nplus to H3, H1, H2
  | lapply linear lift_inv_bind_1 to H5. decompose
  | lapply linear lift_inv_flat_1 to H5. decompose
- ]; subst; autobatch.
+ ]; destruct; autobatch.
 qed.
 
 theorem lift_inj: \forall l,i,t1,t. Lift l i t1 t \to
@@ -53,5 +53,5 @@ theorem lift_inj: \forall l,i,t1,t. Lift l i t1 t \to
    lapply lift_inv_lref_2_le_nplus to H3, H0, H2
  | lapply linear lift_inv_bind_2 to H5. decompose
  | lapply linear lift_inv_flat_2 to H5. decompose
- ]; subst; autobatch.
+ ]; destruct; autobatch.
 qed.