Theorem MeasureTheory.Measure.preimage_null_of_map_null

Modification history

2023-05-09 05:50
Mathlib/MeasureTheory/Measure/MeasureSpace.lean
feat: port MeasureTheory.Measure.MeasureSpace (#3324) …
Added MeasureTheory.Measure.preimage_null_of_map_nullView on Github →