∫ Утверждение Mathlib
measurePreserving_smul
Mathlib.MeasureTheory.Group.Action
URI: https://scilib.ai/kg/mathlib#MeasureTheory.measurePreserving_smul
∫ Утверждение Mathlib
Mathlib.MeasureTheory.Group.Action
URI: https://scilib.ai/kg/mathlib#MeasureTheory.measurePreserving_smul