Honam Mathematical Journal (호남수학학술지)

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ON THE SPECTRUM AND FINE SPECTRUM OF THE UPPER TRIANGULAR DOUBLE BAND MATRIX U (a0, a1, a2; b0, b1, b2) OVER THE SEQUENCE SPACE ℓp

  • Nuh Durna (Department of Mathematics, Faculty of Sciences, Sivas Cumhuriyet University) ;
  • Rabia Kilic (Department of Mathematics, Faculty of Sciences, Sivas Cumhuriyet University)
  • Received : 2022.06.15
  • Accepted : 2023.07.12
  • Published : 2023.12.20
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Abstract

The purpose of this article is to obtain the spectrum, fine spectrum, approximate point spectrum, defect spectrum and compression spectrum of the double band matrix U (a0, a1, a2; b0, b1, b2), b0, b1, b2≠0 on the sequence space ℓp (1 < p < ∞).

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References

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