• Title of article

    When does the k-hyponormality of a 2-variable weighted shift become subnormality?

  • Author/Authors

    Yoon، نويسنده , , Jasang Yoon، نويسنده ,

  • Issue Information
    دوهفته نامه با شماره پیاپی سال 2011
  • Pages
    12
  • From page
    487
  • To page
    498
  • Abstract
    In this article we construct a sequence of nontrivial classes of 2-variable weighted shifts { G k } k = 2 ∞ such that the k-hyponormality of an arbitrary power of a member W ( α , β ) from G k is equivalent to its subnormality.
  • Keywords
    Jointly hyponormal pairs , Subnormal pairs , 2-Variable weighted shift , Tensor core , k-Hyponormal
  • Journal title
    Journal of Mathematical Analysis and Applications
  • Serial Year
    2011
  • Journal title
    Journal of Mathematical Analysis and Applications
  • Record number

    1561814