(* Properties with generic slicing for local environments *******************)
-(* Note: the premise ð\9d\90\94â¦\83fâ¦\84 cannot be removed *)
+(* Note: the premise ð\9d\90\94â\9d¨fâ\9d© cannot be removed *)
(* Basic_2A1: includes: lsubsv_drop_O1_conf *)
lemma lsubv_drops_conf_isuni (h) (a) (G):
∀L1,L2. G ⊢ L1 ⫃![h,a] L2 →
- â\88\80b,f,K1. ð\9d\90\94â¦\83fâ¦\84 → ⇩*[b,f] L1 ≘ K1 →
+ â\88\80b,f,K1. ð\9d\90\94â\9d¨fâ\9d© → ⇩*[b,f] L1 ≘ K1 →
∃∃K2. G ⊢ K1 ⫃![h,a] K2 & ⇩*[b,f] L2 ≘ K2.
#h #a #G #L1 #L2 #H elim H -L1 -L2
[ /2 width=3 by ex2_intro/
]
qed-.
-(* Note: the premise ð\9d\90\94â¦\83fâ¦\84 cannot be removed *)
+(* Note: the premise ð\9d\90\94â\9d¨fâ\9d© cannot be removed *)
(* Basic_2A1: includes: lsubsv_drop_O1_trans *)
lemma lsubv_drops_trans_isuni (h) (a) (G):
∀L1,L2. G ⊢ L1 ⫃![h,a] L2 →
- â\88\80b,f,K2. ð\9d\90\94â¦\83fâ¦\84 → ⇩*[b,f] L2 ≘ K2 →
+ â\88\80b,f,K2. ð\9d\90\94â\9d¨fâ\9d© → ⇩*[b,f] L2 ≘ K2 →
∃∃K1. G ⊢ K1 ⫃![h,a] K2 & ⇩*[b,f] L1 ≘ K1.
#h #a #G #L1 #L2 #H elim H -L1 -L2
[ /2 width=3 by ex2_intro/