proposition: Lemma measure_dominates_ae_eq m1 m2 f g E : measurable E -> m2 `<< m1 -> ae_eq m1 E f g -> ae_eq m2 E f g.
proof: Proof. by move=> mE m21 [A [mA A0 ?]]; exists A; split => //; exact: m21. Qed.
imports: mathcomp(all_ssreflect all_algebra finmap) mathcomp(mathcomp_extra boolp classical_sets functions) mathcomp(cardinality fsbigop ) reals ereal signed topology normedtype sequences esum numfun HB(structures)