This paper is a continuation of (la)We use the Leray-Schauder degree theory to investigate the number of nontrivial solutions of the Hammerstein integral equation (1) where G is a bounded closed domain in Euclidean sp...This paper is a continuation of (la)We use the Leray-Schauder degree theory to investigate the number of nontrivial solutions of the Hammerstein integral equation (1) where G is a bounded closed domain in Euclidean space R^N and function f(u) is nonnegative and continuous for 0≤u<+∞ and f(0)=0. Obviously, φ(x)≡0 is展开更多
文摘This paper is a continuation of (la)We use the Leray-Schauder degree theory to investigate the number of nontrivial solutions of the Hammerstein integral equation (1) where G is a bounded closed domain in Euclidean space R^N and function f(u) is nonnegative and continuous for 0≤u<+∞ and f(0)=0. Obviously, φ(x)≡0 is