Chernoff Like Counterexamples Related to Unbounded Operators
classification
🧮 math.FA
math.OA
keywords
domainsquaretrivialunboundedwhoseadjointchernoffclosed
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In this paper, we give an example of a closed unbounded operator whose square's domain and adjoint's square domain are equal and trivial. Then, we come up with an essentially self-adjoint whose square has a trivial domain.
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