The case of equality in the matrix-valued triangle inequality.
Robert C. Thompson
Source: Pacific J. Math. Volume 82, Number 1
(1979), 279-280.
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Links and Identifiers
Permanent link to this document: http://projecteuclid.org/euclid.pjm/1102785078
Zentralblatt MATH identifier: 0412.15013
Mathematical Reviews number (MathSciNet): MR549850
References
[1] R. C. Thompson, Convex and concave functions of singular values of matrixsums, Pacific J. Math., 16 (1976), 285-290.
Mathematical Reviews (MathSciNet): MR55:8066
Zentralblatt MATH: 0361.15014
Pacific Journal of Mathematics
