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Let $A$ be an $n \times n$ real matrix and let $B$ be the block bipartite matrix $$B = \begin{bmatrix} 0&A \\ A^{T}&0 \end{bmatrix}$$ I came across the following optimization problem, which ...

I am trying to use CVX to minimize the spectral norm of the Hadamard product of two matrices, one of which is in quadratic form. Specifically, I am trying to minimize $\|{\bf A} \odot {\bf XX}^H\|_2$, ...