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Results tagged with fa.functional-analysis
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user 82891
Banach spaces, function spaces, real functions, integral transforms, theory of distributions, measure theory.
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Smooth perturbation of a positive self-adjoint operator with compact resolvent
Consider a one-parameter family $A_t$ of unbounded positive self-adjoint operators with discrete spectrum (for example, one can consider a one-parameter family of Laplacians on a compact Riemannian ma …
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