Title of article :
Nontrivial solutions for resonant cooperative elliptic systems via computations of critical groups Original Research Article
Author/Authors :
Wenming Zou، نويسنده , , Shujie Li، نويسنده , , J.Q. Liu، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 1999
Keywords :
Critical groups , Resonance , Betti number , Morse index
Journal title :
Nonlinear Analysis Theory, Methods & Applications
Journal title :
Nonlinear Analysis Theory, Methods & Applications