论文部分内容阅读
This paper deals with multiplicity results for nonlinear elastic equations of the type-d~4u/dx~4+π~4u+g(x,u)=e(x)(0【x【1)u(0)=u(1)=u″(0)=u″(1)=0where g:[0,1]×R→R satisfies Carathéodory condition e∈L~2[0,1].The solvability of this problem has been