For two real-valued square matrices $A$ and $B$, it has been shown that (for example, in this post),
$$ tr(AB) \leq \lVert A \rVert Tr(\sqrt{B^{\prime}B}).$$
I am looking for a reference about this result to cite in an article.
2026-04-04 02:19:31.1775269171
Reference for the upper bound of trace of product of matrices
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