• Title of article

    Quantities characterizing semi-Fredholm operators and perturbation radii

  • Author/Authors

    Gonzلlez، نويسنده , , Manuel and Martinَn، نويسنده , , Antonio، نويسنده ,

  • Issue Information
    دوهفته نامه با شماره پیاپی سال 2012
  • Pages
    6
  • From page
    362
  • To page
    367
  • Abstract
    We show that none of the operational quantities that have been introduced to characterize the upper or the lower semi-Fredholm operators is equivalent to the corresponding perturbation radius.
  • Keywords
    Semi-Fredholm operator , Operational quantities
  • Journal title
    Journal of Mathematical Analysis and Applications
  • Serial Year
    2012
  • Journal title
    Journal of Mathematical Analysis and Applications
  • Record number

    1562733