Convex matrix functions

Watkins, William

doi:10.1090/S0002-9939-1974-0340291-3

Convex matrix functions
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by William Watkins

Proc. Amer. Math. Soc. 44 (1974), 31-34

DOI: https://doi.org/10.1090/S0002-9939-1974-0340291-3

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Abstract:

The purpose of this paper is to prove convexity properties for the tensor product, determinant, and permanent of hermitian matrices.

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