An Elementary Approach to an Eigenvalue Estimate for Matrices |
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Authors: | Carl Bernd Defant Andreas |
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Abstract: | A celebrated result of Johnson, Maurey, König and Retherford from 1977 states that for
every complex
matrix
satisfies the following eigenvalue estimate: Based on the concept of entropy numbers and a simple product trick we give a selfcontained elementary proof. |
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Keywords: | Eigenvalues matrices entropy numbers |
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