English
ZeroHom has a central scalar action: IsCentralScalar M (ZeroHom A B) given SMulZeroClass on M and B and IsCentralScalar.
Русский
ZeroHom имеет центральное скалярное действие: IsCentralScalar M (ZeroHom A B) при наличии SMulZeroClass и IsCentralScalar.
LaTeX
$$[SMulZeroClass M B] [SMulZeroClass Mᵐᵒᵖ B] [IsCentralScalar M B] : IsCentralScalar M (ZeroHom A B)$$
Lean4
instance [SMulZeroClass M B] [SMulZeroClass Mᵐᵒᵖ B] [IsCentralScalar M B] : IsCentralScalar M (ZeroHom A B) where
op_smul_eq_smul _ _ := ext fun _ => op_smul_eq_smul _ _