PlanetMath (more info)
 Math for the people, by the people. Sponsor PlanetMath
Encyclopedia | Requests | Forums | Docs | Wiki | Random | RSS  
Login
create new user
name:
pass:
forget your password?
Main Menu
Owner confidence rating: High Entry average rating: No information on entry rating
cover (Definition)
cite

Anyone with an account can edit this entry. Please help improve it!

"cover" is owned by mps. [ full author list (6) | owner history (2) ]
(view preamble | get metadata)

View style:

See Also: compact, $\varepsilon$-net, site, covering space, a compact metric space is second countable

Also defines:  open cover, subcover, refinement, finite cover, countable cover, uncountable cover, open subcover, open refinement, cover refinement
Keywords:  topology, set theory

Attachments:
star refinement (Definition) by CWoo
Log in to rate this entry.
(view current ratings)

Cross-references: power set, open sets, members, topological space, preorder, uncountable, countable, finite, subset
There are 94 references to this entry.

This is version 15 of cover, born on 2002-01-04, modified 2009-01-01.
Object id is 1224, canonical name is Cover.
Accessed 21340 times total.

Classification:
AMS MSC54A99 (General topology :: Generalities :: Miscellaneous)

Pending Errata and Addenda
None.
[ View all 7 ]
Discussion
Style: Expand: Order:
forum policy

No messages.

Interact
post | correct | update request | add derivation | add example | add (any)