`BookProof.DirectSumEsa.mem_dsCore` {D : ∀ i, Submodule ℂ (G i)} {f : lp G 2} : f ∈ dsCore D ↔ {i | (f : ∀ i, G i) i ≠ 0}.Finite ∧ ∀ i, (f : ∀ i, G i) i ∈ D i

Initializing...

`BookProof.DirectSumEsa.mem_dsCore` {D : ∀ i, Submodule ℂ (G i)} {f : lp G 2} : f ∈ dsCore D ↔ {i | (f : ∀ i, G i) i ≠ 0}.Finite ∧ ∀ i, (f : ∀ i, G i) i ∈ D i · Prove2Me