机构地区: 长沙铁道学院
出 处: 《长沙铁道学院学报》 2000年第3期102-105,共4页
摘 要: 获得了一类非线性二阶泛函微分方程无界非振动解存在的充分条件 .作为特例 ,包含了文 [5 ]中结论 . Suffcient conditions for the existence of an unbounded nonoscillatory solution of second order nonlinear functional differential equations are found. Our results, as a special case, include the corresponding theorems given in [5].