Random Vectors in the Isotropic Position
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M. Rudelson
📂
Article
📅
1999
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Elsevier Science
🌐
English
⚖ 123 KB
Let M be a natural number and let y 1 , ..., y M be independent copies of y. We study the question of approximation of the identity operator by finite sums of the tensors y i y i . We prove that for some absolute constant provided that the last expression is smaller than 1. We apply this estimate t