∫ Утверждение Mathlib
lid_symm_apply
Mathlib.RingTheory.Bialgebra.TensorProduct
URI: https://scilib.ai/kg/mathlib#Bialgebra.TensorProduct.lid_symm_apply
∫ Утверждение Mathlib
Mathlib.RingTheory.Bialgebra.TensorProduct
URI: https://scilib.ai/kg/mathlib#Bialgebra.TensorProduct.lid_symm_apply