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edited May 14, 2018 at 4:19

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Point spectrum of a positive invertible operator

Let $T\neq\text{id}$ be a positive invertible operator on an infinite dimensional Hilbert space. Can $\|T\|$ belong to the point spectrum of $T$?

fa.functional-analysis oa.operator-algebras hilbert-spaces

asked May 14, 2018 at 4:09

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