摘要:讨论了一类4阶微分方程3点边值问题3个正解的存在性,其方程的非线性项f中含有未知函数u的2阶导数u″.通过运用锥上的Avery-Peterson不动点定理,得到该类边值问题3个正解存在性的充分条件.
曹银芳, 肖建中, 沈志默. 4阶微分方程3点边值问题3个正解的存在性[J]. journal6, 2011, 32(5): 26-31.
CAO Yin-Fang, XIAO Jian-Zhong, SHEN Zhi-Mo. Existence of Triple Positive Solutions for Three-Point Boundary Value Problems of Fourth-Order Differential Equations[J]. journal6, 2011, 32(5): 26-31.