include "ground/relocation/gr_ist_tls.ma".
include "ground/relocation/gr_after_pat_tls.ma".
-(* RELATIONAL COMPOSITION FOR GENERIC RELOCATION MAPS ***********************************************************)
+(* RELATIONAL COMPOSITION FOR GENERIC RELOCATION MAPS ***********************)
(*** H_after_inj *)
definition H_gr_after_inj: predicate gr_map ≝
λf1. 𝐓❪f1❫ →
∀f,f21,f22. f1 ⊚ f21 ≘ f → f1 ⊚ f22 ≘ f → f21 ≡ f22.
-(* Main forward lemmas on istot **************************************************)
+(* Main destructions with gr_ist ********************************************)
(*** after_inj_O_aux *)
corec fact gr_after_inj_unit_aux: