scientific article; zbMATH DE number 1495750
zbMath0964.46019MaRDI QIDQ4500460
Publication date: 3 July 2001
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.
completenessgeneralized functionselfadjoint operatorgeneralized functionsfundamental functionsnuclearitycommutative selfadjoint operatorscountable-Hilbert spaceexpansion in series of generalized functions
Linear symmetric and selfadjoint operators (unbounded) (47B25) Spaces determined by compactness or summability properties (nuclear spaces, Schwartz spaces, Montel spaces, etc.) (46A11) Topological linear spaces of test functions, distributions and ultradistributions (46F05) (Generalized) eigenfunction expansions of linear operators; rigged Hilbert spaces (47A70)
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