A survey of dimension-free entrywise positivity preservers with links to metric embeddings, Schur polynomials, finite fields, and an appendix on sphere packings via Schoenberg's theorem.
Sur la d´ efinition axiomatique d’une classe d’espaces vectoriels distanci´ es appli- cables vectoriellement sur l’espace de Hilbert.Ann
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The entrywise calculus and dimension-free positivity preservers, with an Appendix on sphere packings
A survey of dimension-free entrywise positivity preservers with links to metric embeddings, Schur polynomials, finite fields, and an appendix on sphere packings via Schoenberg's theorem.