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arxiv: math/0009195 · v1 · submitted 2000-09-21 · 🧮 math.FA

On similarity of perturbed multiplication operators

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Let S be the multiplication operator by an independent variable x in L_2(0,1) and V be an integral operator of Volterra type. We find conditions for T:=S+V to be similar to S and discuss some generalisations of the results obtained to an abstract setting.

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