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15 include "delayed_updating/substitution/lift_eq.ma".
16 include "ground/relocation/tr_uni_pap.ma".
18 (* LIFT FOR PATH ***********************************************************)
20 (* Constructions with tr_uni ***********************************************)
22 lemma lift_path_d_sn_uni (p) (m) (n):
23 (𝗱(n+m)◗p) = ↑[𝐮❨m❩](𝗱(n)◗p).