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拓扑空间内某些极小极大不等式、变分不等式
引用本文:卢宏涛,丁协平.拓扑空间内某些极小极大不等式、变分不等式[J].四川师范大学学报(自然科学版),1991(2).
作者姓名:卢宏涛  丁协平
作者单位:四川师范大学数学系,四川师范大学数学系
摘    要:本文在 Komiya 引入的没有线性结构的抽象凸空间中,得到具有凸截口的集合族交非空定理,及一些极小极大不等式、极小极大等式和变分不等式.其结果是 Fan,Lassonde,Park 等作者结果的推广.

关 键 词:抽象凸空间  广义KKM定理  半单调函数  具有凸截口的集合

SOME MINIMAX INEQUALITIES, VARIATIONAL INEQUALITIES IN TOPOLOGICAL SPACES
Lu Hongtao,Ding Xieping.SOME MINIMAX INEQUALITIES, VARIATIONAL INEQUALITIES IN TOPOLOGICAL SPACES[J].Journal of Sichuan Normal University(Natural Science),1991(2).
Authors:Lu Hongtao  Ding Xieping
Institution:Lu Hongtao;Ding Xieping Department of Mathematics
Abstract:In this paper,authors prove a nonempty intersection theorem for sets with convex sections in the abstract convex spaces in- troduced by Komiya,which generalizes the corresponding results of Fan and Lassonde.Furthermore,some minimax inequali- ties,minimax equalities and variational inequalities are obtained in the abstract convex spaces.These results improve and gener- alize some recent results of Fan,Lassonde,Park and others.
Keywords:abstract convex space  generalized KKM theorem  semi-monotone function  set with convex sections
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