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  • Mots-clés: TROTTER
Abstract : The concavity of two functions of a positive matrixA, Tr exp(B + logA) and TrA r KA p K* (whereB=B* andK are fixed matrices), recently proved by Lieb, can also be obtained by using the theory of Herglotz functions.

Formats de sortie

atom, dc-rdf, dcmes-xml, json, omeka-json, omeka-xml, rss2