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A stability property of the unit vector basis ofl p |
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| Authors: | A. Szankowski M. Zippin |
| Affiliation: | 1. The Hebrew University of Jerusalem, Jerusalem, Israel 2. The Ohio State University, USA |
| Abstract: | Let {e n} be the unit vector basis ofl p, l<p<∞, and letx n=anen?bnen+1. Necessary and sufficient conditions are given for the operatorT:l p → span {x n} defined byTe i=xi to be invertible. |
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