71
Voted
AMC
2007
15 years 11 days ago
2007
In this paper, we study the nonlinear boundary value problem ÀDu þ u ¼ fuðu; vÞ in X; ÀDv þ v ¼ fvðu; vÞ in X; ou on ¼ guðu; vÞ; ov on ¼ gvðu; vÞ on oX; 8 ><...