Subnormal roots of subnormal operators (Q1068342)
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scientific article; zbMATH DE number 3931827
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Subnormal roots of subnormal operators |
scientific article; zbMATH DE number 3931827 |
Statements
Subnormal roots of subnormal operators (English)
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1985
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Suppose that S is a subnormal operator and that S has a square root. Must S have a subnormal square root ? In this note two examples are given which answer this question in the negative.
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subnormal operator
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square root
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0.9314981
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0.90686786
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