Module Type SUBST_SOUND.
Declare Module VSD: VERISTAR_DEFS.

Axiom subst_pures_delete_same : forall i e pcs B,
list_denote pure_atom_denote (@andp state) B (subst_pures_delete i e pcs) =
list_denote pure_atom_denote (@andp state) B (subst_pures i e pcs).