Is it just me, or did it suddenly get geekier in here? :-) But is there really positive and negative zeroes? It's peaked my geeky interest.
>On Mon, Oct 02, 2000 at 12:04:03AM -0700, Simon Cooke wrote: >> Hmmm... looks like everyone's ignoring the transfinite set of numbers, >> Cantor sets, and Aleph^0, Aleph^1, Aleph^2, etc. > >The transfinite ordinals are ordinals, not "numbers"; and the Alephs >are cardinals, not necessarily numbers either. If by "Cantor set" you >mean that set of "trinary numbers between 0 and 1 which don't contain >the digit 1" then that's a set (of cardinality 2^Aleph0 and measure 0) >and not a number either. > >> Also, the fact that you can have positive and negative zero... > >In what branch of mathematics? I've never heard of it. The NTICS Group: providers of Database Services to learndirect and Sheffield TEC. Contract management: Sheffield Libraries, Archives & Information Service. National Training Information Central Support Unit 4 AVEC 1 Sidney Street Sheffield S1 4RG Tel: 0114 275 1046 Fax: 0114 273 0024 Email: [EMAIL PROTECTED] Web: http://www.ntics.org.uk The contents of this e-mail are confidential to the addressee named above and may be legally privileged. If you are not the intended recipient of this message, you are hereby notified that any use, dissemination, distribution or reproduction of this message is prohibited. Any views expressed in this message are those of the individual sender and may not necessarily reflect the views of NTICS or Sheffield City Council.
