Log in

www.springer.com The European Mathematical Society

Tools

View source for F-sigma

Jump to: navigation, search

You do not have permission to edit this page, for the following reasons:

The action you have requested is limited to users in the group: Users.
You must confirm your email address before editing pages. Please set and validate your email address through your user preferences.

You can view and copy the source of this page.

{{MSC|28A33}}

[[Category:Classical measure theory]]

{{TEX|done}}

In a topological space $X$ a subset which is the countable union of closed sets. See [[Borel set]] and also [[G-delta]].

Templates used on this page:

Return to F-sigma.

How to Cite This Entry:
F-sigma. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=F-sigma&oldid=27599

Retrieved from "https://encyclopediaofmath.org/wiki/F-sigma"