Intertwining operators
W. Mlak (1972)
Studia Mathematica
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Displaying similar documents to “Normal extensions of commutative subnormal operators”
Intertwining operators
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algebras of operators on a half-space
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We show that every class A operator has a scalar extension. In particular, such operators with rich spectra have nontrivial invariant subspaces. Also we give some spectral properties of the scalar extension of a class A operator. Finally, we show that every class A operator is nonhypertransitive.
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