Lifting Normal Elements in Nonseparable Calkin Algebras
Zhang, Ye · Hadwin, Don · Chen, Yanni
Original · EN
We use the remarkable distance estimate of Ilya Kachkovskiy and Yuri Safarov, to show that if H is a nonseparable Hilbert space and K is any closed ideal in B(H) that is not the ideal of compact operators, then any normal element of B(H)/K can be lifted to a normal element of B(H).
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