Czechoslovak Mathematical Journal · 1967 · 45 citations · 6 references
Natural SciencesMathematicsPhysicsProbability TheoryStochastic ProcessesCharacteristic FunctionsFourier AnalysisFrequency-domain AnalysisOperator TheorySpectral AnalysisSpectral TheoryPositive Operator-valued MeasuresSpectral DecompositionSpectral Measure Theory
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Linear Operators. Part I: General Theory.
Paul Civin, Nelson Dunford, J. T. Schwartz · American Mathematical Monthly · 1960 · 2.8K citations
A survey of the theory of spectral operators
Nelson Dunford · Bulletin of the American Mathematical Society · 1958 · 235 citations · Full text
Spectral resolution of groups of unitary operators
W. Ambrose · Duke Mathematical Journal · 1944 · 46 citations