Geodesic
TENSOR PRODUCTS OF LOG-HYPONORMAL AND OF CLASS $A(s,t)$ OPERATORS
Glasgow mathematical journal, Tome 46 (2004) no. 1, pp. 91-95

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DOI

Let $A$ (resp. $B$) be a bounded linear operator on a complex Hilbert space $ {\mathcal H}$ (resp. $ {\mathcal K}$). We show that the tensor product $ A \otimes B $ is log-hyponormal if and only if $A$ and $B$ are log-hyponormal, and that a similar result holds for class $A(s,t)$ operators.
DOI : 10.1017/S0017089503001563
Mots-clés : 47A80, 47B20 
TANAHASHI, KÔTARÔ; CHŌ, MUNEO. TENSOR PRODUCTS OF LOG-HYPONORMAL AND OF CLASS $A(s,t)$ OPERATORS. Glasgow mathematical journal, Tome 46 (2004) no. 1, pp. 91-95. doi: 10.1017/S0017089503001563
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