- lfpxs based on tc_lfxs

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / rt_transition / lfpx_length.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_transition/lfpx_length.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_transition/lfpx_length.ma
index 6e4acfac484b37e12bfd924d3bf6ef09aade3a35..d0ca2b90c34a0c028d3da78e788779cde3c4f1a7 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_transition/lfpx_length.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_transition/lfpx_length.ma
@@ -19,5 +19,6 @@ include "basic_2/rt_transition/lfpx.ma".
 
 (* Forward lemmas with length for local environments ************************)
 
+(* Basic_2A1: uses: lpx_fwd_length *)
 lemma lfpx_fwd_length: ∀h,G,L1,L2,T. ⦃G, L1⦄ ⊢ ⬈[h, T] L2 → |L1| = |L2|.
 /2 width=3 by lfxs_fwd_length/ qed-.