• Title of article

    Compact finite difference schemes of sixth order for the Helmholtz equation

  • Author/Authors

    Sutmann، نويسنده , , Godehard، نويسنده ,

  • Issue Information
    روزنامه با شماره پیاپی سال 2007
  • Pages
    17
  • From page
    15
  • To page
    31
  • Abstract
    New compact finite difference schemes of sixth order are derived for the three dimensional Helmholtz equation, Δ u - κ 2 u = - f . Convergence characteristics and accuracy are compared and a truncation error analysis is presented for a broad range of κ -values.
  • Keywords
    Helmholtz equation , High order compact solvers , Combination of finite difference schemes , Padé approximation
  • Journal title
    Journal of Computational and Applied Mathematics
  • Serial Year
    2007
  • Journal title
    Journal of Computational and Applied Mathematics
  • Record number

    1553777