∫ Утверждение Mathlib
isometry_mul
Mathlib.Analysis.Normed.Operator.Mul
URI: https://scilib.ai/kg/mathlib#ContinuousLinearMap.isometry_mul
∫ Утверждение Mathlib
Mathlib.Analysis.Normed.Operator.Mul
URI: https://scilib.ai/kg/mathlib#ContinuousLinearMap.isometry_mul