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Polar decomposition of oblique projections |
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| Authors: | G Corach A Maestripieri |
| Institution: | Departamento de Matemática, Facultad de Ingeniería, UBA and Instituto Argentino de Matemática - CONICET, Saavedra 15, Buenos Aires (1083), Argentina |
| Abstract: | The partial isometries and the positive semidefinite operators which appear as factors of polar decompositions of bounded linear idempotent operators in a Hilbert space are characterized. |
| Keywords: | 47A05 |
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