在这份报纸,用在锥的固定定理,作者在下列边界价值问题 u 上获得多重积极答案的存在“ +a (t) f (u)= 0, t [0, 1 ] , u (0 )= 0, u()? 畆据楴湯吗??
In this paper, using fixed theorem in cones, the authors obtain the existence of multiple positive solutions on the following boundary value problem u"+a(t)f(u)=0,t∈[0,1],u(0)=0,au(η)^*=u(1).