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A disc estimation for eigenvalues of a block matrix |
LIANG Jing-wei
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(Department of Mathematics and Physics in China University of Petroleum,Beijing 102249, China)
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Abstract: |
Considering abnormal factors, a disc estimation for all eigenvalues of a block matrix was obtained, i.e., an estimation of deviation for any eigenvalue of a block matrix to arithmetic mean of its diagnoal elements was given. |
Key words: block matrix eigenvalue disc estimation |
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