Math 2.0

Linear and multilinear algebra; matrix theory Matrix analysis Concept

Loewner order

Summary

The Loewner order is the partial order on Hermitian matrices in which A⪰BA \succeq B means that A−BA - B is positive semidefinite. It extends the usual order of real numbers to matrices, but it is not a total order. It is the order used in semidefinite programming, matrix inequalities and the theory of operator monotone functions.

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Further reading

  1. Web https://en.wikipedia.org/wiki/Loewner_order
About this page
Tag9G9S92T1VJ
URIm2://9G9S92T1VJ
Kindconcept
WritingW0 stub
MSC15B57, 47A63
SpecializesPartial order
Same as
Changed2 November 2026

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