• Title of article

    Quasiconformal mappings and sharp estimates for the distance to in some function spaces

  • Author/Authors

    Farroni، نويسنده , , Fernando and Giova، نويسنده , , Raffaella، نويسنده ,

  • Issue Information
    دوهفته نامه با شماره پیاپی سال 2012
  • Pages
    11
  • From page
    694
  • To page
    704
  • Abstract
    We provide several estimates which involve the distance to L ∞ in some function spaces, the composition operator induced by a quasiconformal mapping and the logarithm of the Jacobian of a quasiconformal mapping. Our results are sharp in the two dimensional case.
  • Keywords
    Sharp constants , quasiconformal mappings , Functions of bounded mean oscillation , Exponentially integrable functions , composition operator , Distance functional
  • Journal title
    Journal of Mathematical Analysis and Applications
  • Serial Year
    2012
  • Journal title
    Journal of Mathematical Analysis and Applications
  • Record number

    1563031