Title of article
Von Neumann’s inequality for noncommuting contractions Original Research Article
Author/Authors
S.W. Drury، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2007
Pages
11
From page
305
To page
315
Abstract
Let T1,…,Td be linear contractions on a complex Hilbert space and p a complex polynomial in d variables which is a sum of d single variable polynomials. We show that the operator norm of p(T1,…,Td) is bounded byimageand that this is the best possible inequality of this type.
Keywords
Hilbert space , Set theoretic sums , Linear contraction , Von Neumann’s Inequality
Journal title
Linear Algebra and its Applications
Serial Year
2007
Journal title
Linear Algebra and its Applications
Record number
825781
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