I'm trying to find good bounds for optimizing $A$ under following constraint:
$max_{{\left\|u\right\|}_{\infty}\le 1}{\quad u^T A u}$
Not really sure how to approach it but I guess a condition on some norm of A or its trace would be great.
2026-05-14 20:08:46.1778789326
Optimization under l-inf norm constraint
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