Title of article
Extreme points of the intersection and the union of some operator balls
Author/Authors
Yuri Lyubich، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 2002
Pages
-37
From page
38
To page
0
Abstract
The extreme points of the set {A: A * A <= R^2,AA* <= R^2} of operators acting in the n-dimensional Euclidean space are investigated. For n=2 a complete description of this set is given. For the set {A: A * A<= R^2} (union) {A: AA* <= R^2} the extreme points are described for all n.
Keywords
Hilbert transform , admissible majorant , Hardy space , shift operator , subspace , inner function , model
Journal title
INTEGRAL EQUATIONS AND OPERATOR THEORY
Serial Year
2002
Journal title
INTEGRAL EQUATIONS AND OPERATOR THEORY
Record number
72394
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