On Essential Spectra of $2\times 2$ Operator Matrices
Received:January 04, 2006  Revised:July 02, 2006
Key Words: essential spectrum   $2\times 2$ operator matrices.  
Fund Project:the National Natural Science Foundation of China (No.10726043).
Author NameAffiliation
LI Yuan College of Mathematics and Information Science, Shaanxi Normal University, Shaanxi 710062, China 
DU Hong Ke College of Mathematics and Information Science, Shaanxi Normal University, Shaanxi 710062, China 
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Citation:
DOI:10.3770/j.issn:1000-341X.2008.02.016
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