强F_1连通的新特征  

Some New Characterizations of Strong F_1 Connectedness

作　　者：毕文凤[1] 张存宪 李令强[1] 

机构地区：[1]聊城大学数学科学学院,山东聊城252059 [2]济宁市财政学校,山东济宁272130

出　　处：《聊城大学学报（自然科学版）》2010年第1期4-5,8,共3页Journal of Liaocheng University:Natural Science Edition

基　　金：国家自然科学基金资助项目(60875034)

摘　　要：在LF-拓扑空间中,文[2,3]引进了强F1连通的概念,并研究了其基本性质.本文利用层次闭集和层次开集给出了强F1连通的若干新特征.In LF-topological spaces,Li [2] and Lu[3] investigated a notion of strong F2 connectedness and studied its basical properties.In this paper,we present some new characterizations of strong F2 connectedness by some kinds of layer closed sets and layer open sets.

关 键 词：强F1连通 层次闭集 层次开集 

分 类 号：O159[理学—数学]