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A new characterization of gaps between two subspaces |
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| Authors: | Hong-Ke Du Chun-Yuan Deng |
| Institution: | College of Mathematics and Information Science, Shaanxi Normal University, Xi'an 710062, People's Republic of China ; College of Mathematics and Information Science, Shaanxi Normal University, Xi'an 710062, People's Republic of China |
| Abstract: | In this note, a new characterization of gaps between two subspaces of a Hilbert space is established. |
| Keywords: | Subspace projection gap between two subspaces |
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