Require Export GeoCoq.Tarski_dev.Ch05_bet_le.
Ltac eCol := eauto with col.
Section T6_1.
Context `{TnEQD:Tarski_neutral_dimensionless_with_decidable_point_equality}.

(** out reflexivity. l6_5 *)
Lemma out_trivial : forall P A, A<>P -> Out P A A.