This commit is contained in:
Yiyun Liu 2025-02-06 16:31:50 -05:00
parent e7a26e6bd6
commit 82e21196c2

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@ -539,6 +539,11 @@ Proof.
move {h}. hauto l:on use:sn_unmorphing.
Qed.
Lemma SemEq_SN_Join n Γ (a b A : PTm n) :
Γ a b A ->
SN a /\ SN b /\ SN A /\ DJoin.R a b.
Proof. hauto l:on use:SemEq_SemWt, SemWt_SN. Qed.
Lemma SemWt_Univ n Γ (A : PTm n) i :
Γ A PUniv i <->
forall ρ, ρ_ok Γ ρ -> exists S, subst_PTm ρ A i S.