空子集

parametric vector equilibrium problem ; moving cone ; solution mapping ; continuity

并始终假设下列条件成立：A是一个拓扑空间；X和Z均为拓扑向量空间；集值映射D：A→2X，t∈A，D是X中的非空紧凸子集

When the nonlinear function is superlinear case or sublinear case, we have the result that the positive solutions of the two boundary-value problems have a continuum, which means an nonempty, closed and connected subset.

针对非线性函数为超线性和次线性两种情形，得到了两类边值问题正解集中存在一个闭联集-非空的、连通的闭子集。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。