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Idempotents as |
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| Authors: | Marjan Matvejchuk |
| Affiliation: | 1.Research Institute of Mathematics and Mechanics,Kazan,Russia |
| Abstract: | Let B(H) Id be the set of all bounded idempotents on a Hilbert space H. Fix p∈B(H) Id . The aim of the paper is to show a set of symmetries J on H for which p is a J-projection. |
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