restricted inner product

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Restricted Inner Product

Let $X = [x_{1}, \dots, x_{N}] \subseteq R^{d}$ and let $Δ \in M_{d}$ be symmetric. Then we define

| | Δ | |_{X} := sup_{x \in X} | x^{T} Δ x | = ⟨ Δ, x x^{T} ⟩

File	Last Modified
epsilon net restricted inner product bounds the operator norm	2025-09-05
Random Matrix Lecture 04	2025-09-13

restricted inner product

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