proposition: Lemma eq_sintegral d (T : measurableType d) (R : numDomainType) (mu : set T -> \bar R) g f : f =1 g -> sintegral mu f = sintegral mu g.
proof: Proof. by move=> /funext->. Qed.
imports: HB(structures) mathcomp(all_ssreflect ssralg ssrnum ssrint interval finmap) mathcomp(mathcomp_extra boolp classical_sets functions) mathcomp(cardinality fsbigop ) signed reals ereal topology normedtype sequences real_interval esum measure lebesgue_measure numfun