Geodesic
SOME PROPERTIES OF CLASS A(k) OPERATORS AND THEIR HYPONORMAL TRANSFORMS
Glasgow mathematical journal, Tome 49 (2007) no. 1, pp. 133-143

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DOI

In this paper we shall first show that if T is a class A(k) operator then its operator transform is hyponormal. Secondly we prove some spectral properties of T via . Finally we show that T has property (β).
DOI : 10.1017/S0017089507003497
Mots-clés : 47A10, 47A63 
MARY, J. STELLA IRENE; PANAYAPPAN, S. SOME PROPERTIES OF CLASS A(k) OPERATORS AND THEIR HYPONORMAL TRANSFORMS. Glasgow mathematical journal, Tome 49 (2007) no. 1, pp. 133-143. doi: 10.1017/S0017089507003497
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     title = {SOME {PROPERTIES} {OF} {CLASS} {A(k)} {OPERATORS} {AND} {THEIR} {HYPONORMAL} {TRANSFORMS}},
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