Section CoincR_for_col.
Context `{TnEQD:Tarski_neutral_dimensionless_with_decidable_point_equality}.
Definition ss_ok_for_col ss interp :=
@ss_ok Tarski_is_a_Arity_for_col
Tarski_is_a_Coinc_predicates_for_col ss interp.
Definition st_ok_for_col st interp :=
@st_ok Tarski_is_a_Arity_for_col
Tarski_is_a_Coinc_predicates_for_col st interp.

Lemma st_ok_empty_for_col : forall interp, st_ok_for_col STempty interp.