Title of article :
Stationary Lorentz manifolds and vector fields: existence of periodic trajectories
Original Research Article
Author/Authors :
Elvira Mirenghi، نويسنده , , Maria Tucci، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 2002
Keywords :
Lorentz metric , critical point theory , Ljusternik–Schnirelmann category theory
Journal title :
Nonlinear Analysis Theory, Methods & Applications
Journal title :
Nonlinear Analysis Theory, Methods & Applications