proposition: Lemma avgnRE n (g : 'I_n -> R) e : <|>_e g = avgnR g e.
proof: Proof. rewrite -[LHS]Scaled1RK S1_Convn big_scaleR. by apply eq_bigr => i _; rewrite scaleR_scalept // Scaled1RK. Qed.
imports: HB(structures) mathcomp(all_ssreflect ssralg fingroup perm matrix) mathcomp(mathcomp_extra boolp classical_sets Rstruct) mathcomp(ssrnum ereal) mathcomp(lra Rstruct reals) Reals ssrR Reals_ext Ranalysis_ext ssr_ext ssralg_ext logb realType_ext fdist