Showing 1 - 20 results of 200 for search '"numerical range"', query time: 2.72s Refine Results
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    by Wen-chih Liu, 劉文智
    Published 2012
    ...碩士 === 東吳大學 === 數學系 === 100 === In this paper we study the boundary of the numerical ranges. Let...
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  4. 4
    by Yeh, Yean-Tzuoh, 葉衍作
    Published 1996
    ... numerical range is the convex hull of two specified circles. ...
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    by M. T. Heydari
    Published 2012-06-01
    ...(1) = 1}. For each a ∈ A, the C*-algebra numerical range is defined by V (a) := {ϕ(a) : ϕ ∈ S}. We...
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  7. 7
    by Chan, Kong., 陳鋼.
    Published 2013
    ..., the c-numerical range and c-numerical radius of A are defined by W_e (A)= {∑_(i=1)^n▒c_i 〈〖Ax〗_i...
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    by Jun-Ming Huan, 黃俊銘
    Published 1999
    ... fraction. The numerical range of a continuant matrix is studied. We explicitly describle that the numerical...
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    by Kuo-Chih Hung, 洪國智
    Published 2003
    ...碩士 === 東吳大學 === 數學系 === 91 === Let A M (C), the numerical range of A is defined by W(A...
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  10. 10
    by Teng-Yao Huang, 黃騰耀
    Published 2006
    ...碩士 === 東吳大學 === 數學系 === 95 === Let A be a n-by-n complex matrix; the numerical range of A...
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  11. 11
    by Chung-Lien Ko, 柯仲連
    Published 2006
    ...碩士 === 東吳大學 === 數學系 === 94 === Let A be an nxn matrix. The numerical range can be compact...
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    by Chen Lu-Hung, 陳露虹
    Published 1997
    ...碩士 === 中原大學 === 數學研究所 === 86 === The numerical range has been studied extensively...
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    by Shiu, Elias Sai Wan
    Published 1975
    ...<p>We study the relations between a Hilbert space operator and the numerical ranges of its powers...
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  16. 16
    by Lee, Yun-Yang, 李昀陽
    Published 2018
    ...碩士 === 國立交通大學 === 應用數學系所 === 106 === In this paper, we consider properties of the numerical range...
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  17. 17
    by Ahmed Sabir
    Published 2009-07-01
    Subjects: ...joint numerical range...
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  18. 18
    by Dinggui Gu
    Published 2009-01-01
    ...The numerical range and normality of Toeplitz operator acting on the Bergman space...
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  19. 19
    by Gerhat, B., Tretter, C.
    Published 2022
    Subjects: ...Numerical range...
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