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A note on operator probability theory involving numerical ranges |
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| Authors: | Yan-Ni Dou |
| Affiliation: | College of Mathematics and Information Science, Shaanxi Normal University, Xi’an 710062, People’s Republic of China |
| Abstract: | In this note, the relationships between the expectation and variance in operator probability theory and numerical range of operators are considered. |
| Keywords: | 47N30 47A12 |
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