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Weighted Carlson mean of positive definite matrices. (English) Zbl 1290.65037

The author proposes weighted Carlson means based on a weighted version of the generalized permutation symmetrization procedure described by H. Lee and Y. Lim [Nonlinearity 21, No. 4, 857–878 (2008; Zbl 1153.15020)]. He shows that the sequence of \(n\)-tuple of positive definite matrices converge to a common limit, yielding a weighted Carlson mean of which all properties are described.

MSC:

65F30 Other matrix algorithms (MSC2010)
15B48 Positive matrices and their generalizations; cones of matrices
47A64 Operator means involving linear operators, shorted linear operators, etc.
20B35 Subgroups of symmetric groups

Citations:

Zbl 1153.15020
Full Text: DOI