∫ Утверждение Mathlib
withOneCongr_symm
Mathlib.Algebra.Group.WithOne.Basic
URI: https://scilib.ai/kg/mathlib#MulEquiv.withOneCongr_symm
∫ Утверждение Mathlib
Mathlib.Algebra.Group.WithOne.Basic
URI: https://scilib.ai/kg/mathlib#MulEquiv.withOneCongr_symm