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On unbounded hyponormal operators. III. (English) Zbl 0820.47025

Summary: The paper deals mostly with spectral properties of unbounded hyponormal operators. Some nontrivial examples of such operators are given.
[For part II see Integral Equations Oper. Theory 15, 470-478 (1992; Zbl 0772.47005)].

MSC:

47B20 Subnormal operators, hyponormal operators, etc.

Citations:

Zbl 0772.47005
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