Geometric approach to a dilation theorem |
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Authors: | Chandler Davis |
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Institution: | University of Toronto Toronto M5S 1A1, Canada |
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Abstract: | Problem: Given operators Aj ? O on Hilbert space , with ΣAj = 1, to find commuting projectors Ej on a Hilbert space ? such that (for all j) x1Ajy = x1Ejy for, x, y ∈ . This paper gives an explicit construction, quite different from the familiar solution. |
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