【摘 要】
：
This paper is concerned with the oscillation of nonlinear partial difference equations with continuous variables and the corresponding dual equations. Several s
论文部分内容阅读
This paper is concerned with the oscillation of nonlinear partial difference equations with continuous variables and the corresponding dual equations. Several sufficient conditions are obtained for the oscillation of these equations.
其他文献
为研究统计分布中(X),M0与Me间的关系,通过对文献[3]中一个关系式的分析,用积分的方法推导出了(X),M0与Me间的关系式为Me-(X)=1/3(M0-Me).这是一个新的关系式.
For a finite group G, let S(G) be the set of minimal subgroups of odd order of G which are complemented in G. It is proved that if every minimal subgroup X of o
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7
s代数是与格上三角余模相关的一种代数.以s代数概念为基础,对其性质进行了讨论,并给出了它与其他逻辑代数间的关系,证明了s代数是一个Heyting代数.最后讨论了 s代数构成BL代
目的设计合成苯并间二氧杂环戊烯-2,2-二羧酸衍生物,并研究其PPARδ激动作用,以期发现新颖的PPARδ激动剂。方法以芳香甲酰胺和邻苯二酚为起始原料,经十余步反应制得目标化合
选取ZrO2为载体,采用沉淀浸渍法制备了负载型SO2-4/ZrO2固体超强酸催化剂,运用IR、XRD、比表面积、全硫测定、酸型测试等表征所制备的催化剂.测试结果表明,所制备的催化剂具
In this paper,we prove that a complete n-dimensional Riemannian manifold with nonnegative kth-Ricci curvature, large volume growth has finite topological type p
In the present paper, we consider the existence of positive periodic solutions for a kind of delay Logistic equations. By using a fixed point theorem in cones,w
It is one of the most interesting problems in number theory to compute some especial series by using Zeta and Gamma functions, and results have been obtained fo
By using the homogeneous balance principle(HBP), we derive a B(a)cklund transformation(BT) to the generalized dispersive long wave equation with variable coeffi