`BookProof.DirectSumEdge.inner_dsOp_eq_sum` (H : ∀ i, D i →ₗ[ℂ] G i) (x : dsCore D) : (inner ℂ (x : lp G 2) (dsOp H x : lp G 2) : ℂ) = ∑ i ∈ supportFinset x, (inner ℂ (((x : lp G 2

Initializing...

`BookProof.DirectSumEdge.inner_dsOp_eq_sum` (H : ∀ i, D i →ₗ[ℂ] G i) (x : dsCore D) : (inner ℂ (x : lp G 2) (dsOp H x : lp G 2) : ℂ) = ∑ i ∈ supportFinset x, (inner ℂ (((x : lp G 2 · Prove2Me