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Results tagged with sp.spectral-theory
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user 61785
Schrodinger operators, operators on manifolds, general differential operators, numerical studies, integral operators, discrete models, resonances, non-self-adjoint operators, random operators/matrices
8
votes
Accepted
Is the ring of $p$-adic integers extremally disconnected?
Since questions recirculate to the front page forever if left unanswered, I will amalgamate the comments into an answer, which I've made community wiki.
Firstly, by the characterization of the Cantor …
5
votes
Book on Hilbert spaces, including non-separable
Halmos's Introduction to Hilbert space and the theory of spectral multiplicity is what you are looking for. Since it's published by Dover, the price is very reasonable.