發(fā)布時間：2018-07-27 17:34

【摘要】：用不動點指數(shù)理論,考慮一類非線性二階差分方程Robin問題{-△~2u(t-1)=λf(u(t)),t∈Z[1,T-1],△u(0)=0,u(T)=0多個正解的存在性,其中:Z[1,T-1]={1,2,…,T-1};f:[0,∞)→[0,∞)為連續(xù)函數(shù)且有多個零點;λ0為參數(shù)在一定的假設(shè)條件下,討論其非線性項零點數(shù)與問題解數(shù)之間的關(guān)系.
[Abstract]:By using the fixed point exponent theory, we consider the existence of more than 0 positive solutions for a class of nonlinear second-order difference equation Robin problems {-n2u (t-1) = 位 f (u (t) t 鈭，

本文編號：2148630