proposition: Lemma gt_pser_opp_compat : forall Un x, gt_pser (- Un) x == - gt_pser Un x.
proof: Proof. intros Un x n ; unfold gt_pser, Rseq_opp, Rseq_mult ; ring. Qed.
imports: Reals Rpser_def Rpser_def_simpl Rinterval Rsequence_def Rsequence_base_facts Rsequence_subsequence Rsequence_rewrite_facts Rsequence_cv_facts Rsequence_facts Rsequence_bound_facts Rsequence_sums_facts Rpow_facts PeanoNat Lra MyRIneq MyNat MyNNR