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    Please use this identifier to cite or link to this item: http://ir.lib.ncu.edu.tw/handle/987654321/33633

    Title: Fredholmness of linear combinations of two idempotents
    Authors: Gau,Hwa-Long;Wu,Pei Yuan
    Contributors: 數學研究所
    Keywords: MATRICES
    Date: 2007
    Issue Date: 2010-07-07 11:40:14 (UTC+8)
    Publisher: 中央大學
    Abstract: Let E and F be idempotent operators on a complex Hilbert space, and lot a and b be nonzero scalars with a + b not equal 0. We prove that aE + bF is Fredholm if and only if E + F is, thus answering affirmatively a question asked by Koliha and Rakocevic.
    Appears in Collections:[數學研究所] 期刊論文

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