International Journal of Functional Analysis, Operator Theory and Applications
Volume 5, Issue 3, Pages 141 - 151
(October 2013)
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CONVEXITY OF THE REGION OF PERTURBATION OF A WEAKLY k-HYPONORMAL WEIGHTED SHIFT
Munmun Hazarika and Bimalendu Kalita
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Abstract:
In this paper, we show that rank-one perturbations of weakly k-hyponormal weighted shifts which preserve weak k-hyponormality form a convex set. |
| Keywords and phrases: weighted shift operator, weakly k-hyponormality. |
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