Chinese Quarterly Journal of Mathematics ›› 2011, Vol. 26 ›› Issue (2): 275-279.

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Polynomial Spectrum of a Finite Sequencein a Banach Algebra 

  

  1. College of Mathematics and Physics, North China Electric Power University

  • Received:2008-04-24 Online:2011-06-30 Published:2023-05-05
  • About author:YANG Chong(1979-), male, native of Linyin, Shandong, a lecturer of North China Electric Power University, engages in operator theory.
  • Supported by:
    Supported by the Young Teachers Fund of North China Electric Power University(200611005);

Abstract: In this paper, we discuss that the polynomial spectrum, relative spectrum and Spectrum of a Pair of Elements are all compact, so their resolvent sets are all open.

Key words: spectrum, Banach algebra, compact

CLC Number: