• Title of article

    Permanence of two species and fixed point index Original Research Article

  • Author/Authors

    Alfonso Ruiz-Herrera، نويسنده ,

  • Issue Information
    روزنامه با شماره پیاپی سال 2011
  • Pages
    8
  • From page
    146
  • To page
    153
  • Abstract
    We present sufficient and necessary conditions for the permanence of discrete systems in the plane based on an index of fixed points on convex sets. In concrete models, a simple picture is sufficient to deduce whether our system is permanent or not.
  • Keywords
    Winding number , Permanence , Two species , Fixed points index
  • Journal title
    Nonlinear Analysis Theory, Methods & Applications
  • Serial Year
    2011
  • Journal title
    Nonlinear Analysis Theory, Methods & Applications
  • Record number

    862839