Linear Elliptic Systems with Nonlinear Boundary Conditions without Landesman-Lazer Conditions

Alzaki Fadlallah

Volume 15 Issue 3

Global Journal of Science Frontier Researc

The boundary value problem is examined for the system of elliptic equations of from in , where is positive semidefinite matrix on , and on . It is assumed that is a bounded function which may vanish at infinity. The proofs are based on Leray-Schauder degree methods.