Journal of Functional Analysis · 1978 · 81 citations · 8 references
Natural SciencesProperty LawRepresentation TheoryComplex GeometryFunctional DecompositionHilbert Space FormalismLinear TransformationsOperator TheorySpectral TheoryComplex Analytic SpacesFunctional Analysis Of FunctionsSpectral Decomposition
8
On the operator equation BX−XA=Q
Marvin Rosenblum · Duke Mathematical Journal · 1956 · 297 citations
R. S. V., I. M. Gel'fand · Mathematics of Computation · 1963 · 168 citations