J4 ›› 2011, Vol. 46 ›› Issue (1): 87-91.
• Articles •
WANG Ji-rong1, CAO Xiao-hong2, LIU Jun-ying2
A bounded linear operator defined on a Hilbert space a sufficient and necessary condition is established for which Browder’s theorem and Weyl’s theorem hold by means of the new spectrum σ1( · ). Meanwhile, the relations of Weyl type theorem are studied.
operators with consistency in Fredholm; Browder’s theorem; Weyl’s theorem; spectrum
WANG Ji-rong1, CAO Xiao-hong2, LIU Jun-ying2. Operators with consistency in Fredholm and Weyl′s theorem[J].J4, 2011, 46(1): 87-91.
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