机构:
Univ Missouri, Rolla, MO 65409 USAUniv Missouri, Rolla, MO 65409 USA
Ryden, DJ
[1
]
机构:
[1] Univ Missouri, Rolla, MO 65409 USA
来源:
CONTINUUM THEORY
|
2002年
/
230卷
关键词:
continuum;
irreducible;
non-separating;
D O I:
暂无
中图分类号:
O1 [数学];
学科分类号:
0701 ;
070101 ;
摘要:
The purpose of this paper is to provide new characterizations of continua that are irreducible about n points. One of the characterizations is that a continuum is irreducible about n points if and only if every pair-wise disjoint collection of non-separating open sets has at most n elements.