Namespaces
Variants
Actions

Door space

From Encyclopedia of Mathematics
Jump to: navigation, search

2010 Mathematics Subject Classification: Primary: 54F99 [MSN][ZBL]

A topological space in which every subset is either open or closed.

Door spaces are examples of submaximal spaces.


References

  • McCartan, S.D. Door spaces are identifiable Proc. R. Ir. Acad., Sect. A 87 (1987) 13-16 Zbl 0646.54028
How to Cite This Entry:
Door space. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Door_space&oldid=39776
This article was adapted from an original article by A.A. Mal'tsev (originator), which appeared in Encyclopedia of Mathematics - ISBN 1402006098. See original article