if $x*$ is a coordinatewise optimum of a function $f$, (i.e $x*$ is an optimum of $f$ in all directions), what are the conditions (on the function $f$ or $x*$) for $x*$ to be a local optimum of $f$.
2026-05-15 08:44:35.1778834675
What are the conditions for a coordinatewise optimum to be a local optimum
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