Re: simple set operations
- To: mathgroup at smc.vnet.net
- Subject: [mg57643] Re: simple set operations
- From: "Jens-Peer Kuska" <kuska at informatik.uni-leipzig.de>
- Date: Fri, 3 Jun 2005 05:33:24 -0400 (EDT)
- Organization: Uni Leipzig
- References: <d7mk8b$c5m$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
Hi,
1) Table[FromCharacterCode[i], {i, 97, 122}]
2) what may MemberQ[] do ?
Regards
Jens
"Edward Peschko" <esp5 at pge.com> schrieb im
Newsbeitrag news:d7mk8b$c5m$1 at smc.vnet.net...
> hey all,
>
> I'm hesitant to ask these questions (because
> they are so simple) but after a
> 15 minute search through the docs I'm getting
> nowhere, so here goes:
>
> 1) what's the easiest way to generate a list
> of elements? ie:
>
> 'a' .. 'h' == { a,b,c,d,e,f,g,h }
>
> 2) Is there a quick way to check whether an
> element is in a set?
>
> if ('a' == (any('a','b','c','d')) { print "a is
> in a,b,c,d"; }
>
> The first one I see could possibly be done by
> 'Array', but I don't see how -
> the '#' refers to the generation of numbers, but
> there seems to be no
> corresponding 'letter' symbol.
>
>
> As for #2, the easiest way would be through an
> overloading of the '==' operator,
> but again, that doesn't seem to work..
>
> Thanks much for any help,
>
> Ed
>