Cliquishness and Cluster Multifunctions

New Zealand Journal of Mathematics (Online)

Milan Matejdes

关键词: cluster system;    multifunction;    selection;    cluster set;    cliquishness;   

学科分类：社会科学、人文和艺术（综合）

来源: University of Auckland * Department of Mathematics

【 摘 要 】

Paper introducesclusteroperation acting on multifunctions asa base tool for investigation of continuity properties of multifunctions and their selections. The main result of the paper is connection between cliquish multifunction and the set of all points at which cluster multifunction is non-empty valued. Searching of selections of multifunctions is next main goal of the paper.

【 授权许可】

Unknown