Finite suprema of finite modules #
instance
Submodule.finite_iSup
{R : Type u_2}
{V : Type u_3}
[Ring R]
[AddCommGroup V]
[Module R V]
{ι : Sort u_1}
[Finite ι]
(S : ι → Submodule R V)
[∀ (i : ι), Module.Finite R ↥(S i)]
:
Module.Finite R ↥(⨆ (i : ι), S i)
The submodule generated by a supremum of finite dimensional submodules, indexed by a finite sort is finite-dimensional.
Equations
- ⋯ = ⋯