In this paper, the authors study the existence of positive solution of the followingBVP{1/p(t)(p(t)x′)′+ f(t,x(t),p(t)x′(t)) = 0,0<t<+∞αx(0) - β limt→0(t)x
In this article, by means of tile theory of majorization, Adamovic's inequality isextended to the cases of the general elementary symmetric functions and it