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Journal article
Location of Ritz values in the numerical range of normal matrices
Linear & multilinear algebra, v 69(15), pp 2749-2778
18 Nov 2021
Featured in Collection : UN Sustainable Development Goals @ Drexel
Abstract
Let
be a complex number in the numerical range
of a normal matrix A. In the case when no eigenvalues of A lie in the interior of
, we identify the smallest convex region containing all possible complex numbers
for which
is a 2-by-2 compression of A.
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Details
- Title
- Location of Ritz values in the numerical range of normal matrices
- Creators
- Kennett L. Dela Rosa - Institute of Mathematics, University of the Philippines DilimanHugo J. Woerdeman - Drexel University
- Publication Details
- Linear & multilinear algebra, v 69(15), pp 2749-2778
- Publisher
- Taylor & Francis
- Resource Type
- Journal article
- Language
- English
- Academic Unit
- Mathematics
- Web of Science ID
- WOS:000538408300001
- Scopus ID
- 2-s2.0-85085697307
- Other Identifier
- 991019168754304721
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- Collaboration types
- Domestic collaboration
- International collaboration
- Web of Science research areas
- Mathematics