Title of article
Uniqueness of matrix square roots under a numerical range condition Original Research Article
Author/Authors
Michael I. Gekhtman and Charles R. Johnson، نويسنده , , Kazuyoshi Okubo، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2002
Pages
5
From page
195
To page
199
Abstract
For
image
let W(A) denote the numerical range of A. It is shown that if W(A)∩(−∞,0)=empty set︀, then A has a unique square root
image
with W(B) in the closed right half plane.
Keywords
Spectrum , Matrix square root , numerical range
Journal title
Linear Algebra and its Applications
Serial Year
2002
Journal title
Linear Algebra and its Applications
Record number
823435
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