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The -numerical range of 3-by-3 weighted shift matrices

✍ Scribed by Mao-Ting Chien; Hiroshi Nakazato

Publisher: Elsevier Science
Year: 2008
Tongue: English
Weight: 189 KB
Volume: 21
Category: Article
ISSN: 0893-9659
DOI: 10.1016/j.aml.2007.09.014

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✦ Synopsis

Let A be a 3-by-3 weighted shift matrix with weights {s 1 , s 2 }. The q-numerical radius of A is found as an implicit function in q, s 1 , s 2 .

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