摘要
获得了一类具连续偏差变元偶数阶非线性中立型偏微分方程振动性的充分性条件,推广和包含了文献中的相关结果.
The suffcient conditions are obtained for oscillation of solutions of a class of even order nonlinear partial differential equations with deviating arguments. Our work generalizes and improves the various existing results.
出处
《数学的实践与认识》
CSCD
北大核心
2008年第20期239-242,共4页
Mathematics in Practice and Theory
关键词
偏泛函微分方程
振动性
偏差变元
partial functional differential equation
oscillation
deviating arguments
