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Conjecture on directional derivatives of the Fréchet function at prismatic means
In Scenario $3$ , let $\mu\in M$ be prismatic, let $P\in\mathcal{Q}^{1}_{x,\kappa}$ , and let $\Sigma_\mu$ denote the space of directions at $\mu$ . Write $F_P$ for the Fréchet functi…
Conjectureopendirectional-derivatives frechet-means metric-geometryarXiv posted 2 days ago
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Directional derivative formula for rectangular spectral functions with repeated singular values
Let $X$ be a rectangular matrix with repeated singular values, and let the directional derivative refer to the formula established in Theorem for the relevant matrix-valued spectra…
Conjecturesolveddirectional-derivatives matrix-recovery spectral-functionsarXiv posted 2 days ago

Conjecture on directional derivatives of the Fréchet function at prismatic means