DOI: 10.36347/sjet

Pages: 699-704

This paper is concerned with the fourth-order boundary problem                  4 4 , 0 0, 1 0 0 0, 1 u t u t f t u t u u u u                  where and .Combine with the properties of the Green function using Fixed Point theorem in cones, proved the existence of positive solutions nonlinear fourth-order boundary value problem