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Proceedings of the American Mathematical Society

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A unified treatment of some theorems on positive matrices


Author: Gérard Letac
Journal: Proc. Amer. Math. Soc. 43 (1974), 11-17
MSC: Primary 15A48
DOI: https://doi.org/10.1090/S0002-9939-1974-0338037-8
MathSciNet review: 0338037
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Abstract: Various theorems on positive matrices are shown to be corollaries of one general theorem, the proof of which bears on Legendre functions, as used in Rockafellar's Convex analysis.


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DOI: https://doi.org/10.1090/S0002-9939-1974-0338037-8
Keywords: Positive matrices, entropy, gradient
Article copyright: © Copyright 1974 American Mathematical Society