Browsing Pure and Applied Mathematics by Author "KISENGO, Kibeu Samuel"

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    • On the numerical ranges and Spectra of normal operators 

      KISENGO, Kibeu Samuel (Maseno university, 2010)
      The study of numerical ranges and spectra has been of great interest to many mathematicians in the past decades. In this study, we have continued to look at the numerical ranges and spectra of operators .on a Hilbert space. ...