• Title of article

    Fermats principle, Morse theory and applications to the gravitational lens effect Original Research Article

  • Author/Authors

    Volker Perlick، نويسنده ,

  • Issue Information
    روزنامه با شماره پیاپی سال 1997
  • Pages
    9
  • From page
    617
  • To page
    625
  • Keywords
    general relativity , Lorentzian geometry , Fermatיs principle , Morse theory , gravitational lens effect , Sobolev spaces , geodesics
  • Journal title
    Nonlinear Analysis Theory, Methods & Applications
  • Serial Year
    1997
  • Journal title
    Nonlinear Analysis Theory, Methods & Applications
  • Record number

    855955