Author/Authors :
F. Minh?s، نويسنده , , T. Gyulov، نويسنده , , A.I. Santos
، نويسنده ,
Abstract :
In this paper the two point fourth order boundary value problem is considered
View the MathML source{u(iv)=f(t,u,u′,u″,u‴),0
Keywords :
lower and upper solutions , Nagumo-type condition , Fourth order boundary value problem , A priori estimate and degree theory
Journal title :
Nonlinear Analysis Theory, Methods & Applications
Journal title :
Nonlinear Analysis Theory, Methods & Applications