The numerical range of certain nilpotent upper-triangular Toeplitz matrices
碩士 === 東吳大學 === 數學系 === 96 === Let A be an n-by-n complex matrix. The numerical range of A is theset W(A) = {x*Ax : x belongs to Cn, x*x = 1}. We deal with the circularityproperty of the numerical range of certain nilpotent upper triangularToeplitz matrices. If A is the nilpotent upper triangular To...
Main Authors: | , |
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Other Authors: | |
Format: | Others |
Language: | zh-TW |
Published: |
2007
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Online Access: | http://ndltd.ncl.edu.tw/handle/4wu287 |