diff --git a/src/measure_theory/function/ae_eq_of_integral.lean b/src/measure_theory/function/ae_eq_of_integral.lean index 3fa790bf7f32e..bbb1807b4a0db 100644 --- a/src/measure_theory/function/ae_eq_of_integral.lean +++ b/src/measure_theory/function/ae_eq_of_integral.lean @@ -490,7 +490,7 @@ begin have htf_zero : f =ᵐ[μ.restrict tᶜ] 0, { rw [eventually_eq, ae_restrict_iff' (measurable_set.compl (hm _ ht_meas))], exact eventually_of_forall htf_zero, }, - have hf_meas_m : @measurable _ _ m _ f, from hf.measurable, + have hf_meas_m : measurable[m] f, from hf.measurable, suffices : f =ᵐ[μ.restrict t] 0, from ae_of_ae_restrict_of_ae_restrict_compl _ this htf_zero, refine measure_eq_zero_of_trim_eq_zero hm _, @@ -498,15 +498,15 @@ begin { intros s hs hμs, rw [integrable_on, restrict_trim hm (μ.restrict t) hs, measure.restrict_restrict (hm s hs)], rw [← restrict_trim hm μ ht_meas, measure.restrict_apply hs, - trim_measurable_set_eq hm (@measurable_set.inter _ m _ _ hs ht_meas)] at hμs, + trim_measurable_set_eq hm (hs.inter ht_meas)] at hμs, refine integrable.trim hm _ hf_meas_m, - exact hf_int_finite _ (@measurable_set.inter _ m _ _ hs ht_meas) hμs, }, + exact hf_int_finite _ (hs.inter ht_meas) hμs, }, { intros s hs hμs, rw [restrict_trim hm (μ.restrict t) hs, measure.restrict_restrict (hm s hs)], rw [← restrict_trim hm μ ht_meas, measure.restrict_apply hs, - trim_measurable_set_eq hm (@measurable_set.inter _ m _ _ hs ht_meas)] at hμs, + trim_measurable_set_eq hm (hs.inter ht_meas)] at hμs, rw ← integral_trim hm hf_meas_m, - exact hf_zero _ (@measurable_set.inter _ m _ _ hs ht_meas) hμs, }, + exact hf_zero _ (hs.inter ht_meas) hμs, }, end lemma integrable.ae_eq_zero_of_forall_set_integral_eq_zero {f : α → E} (hf : integrable f μ)