update in basic_2

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / rt_computation / csx_fpbq.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_fpbq.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_fpbq.ma
index 0329b73867328506aed4f15ca45a677444546e7f..da10c51435b9d8faa4cd18d0e048c20e1d25fc30 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_fpbq.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/csx_fpbq.ma
@@ -22,8 +22,9 @@ include "basic_2/rt_computation/csx_lpx.ma".
 (* Properties with parallel rst-transition for closures *********************)
 
 (* Basic_2A1: was: csx_fpb_conf *)
-lemma csx_fpbq_conf: ∀h,G1,L1,T1. ⦃G1,L1⦄ ⊢ ⬈*[h] 𝐒⦃T1⦄ →
-                     ∀G2,L2,T2. ⦃G1,L1,T1⦄ ≽[h] ⦃G2,L2,T2⦄ → ⦃G2,L2⦄ ⊢ ⬈*[h] 𝐒⦃T2⦄.
+lemma csx_fpbq_conf (h):
+      ∀G1,L1,T1. ❪G1,L1❫ ⊢ ⬈*𝐒[h] T1 →
+      ∀G2,L2,T2. ❪G1,L1,T1❫ ≽[h] ❪G2,L2,T2❫ → ❪G2,L2❫ ⊢ ⬈*𝐒[h] T2.
 #h #G1 #L1 #T1 #HT1 #G2 #L2 #T2 *
 /2 width=6 by csx_cpx_trans, csx_fquq_conf, csx_lpx_conf, csx_feqx_conf/
 qed-.