23 Sep
2013
23 Sep
'13
9:49 a.m.
HB> In my undergraduate topology class, an overbar was commonly used for HB> the closure of a set. AG> http://mathworld.wolfram.com/AffinelyExtendedRealNumbers.html Thanks to all replies. Obviously my goog-foo was weak that day. :( -JimC -- James Cloos <cloos@jhcloos.com> OpenPGP: 1024D/ED7DAEA6