Re: List Question
- To: mathgroup at smc.vnet.net
- Subject: [mg67924] Re: [mg67889] List Question
- From: Bob Hanlon <hanlonr at cox.net>
- Date: Thu, 13 Jul 2006 06:53:25 -0400 (EDT)
- Reply-to: hanlonr at cox.net
- Sender: owner-wri-mathgroup at wolfram.com
data={{x1,y1},{x2,y2},{x3,y3,z3},{x4,y4}};
Take[#,2]&/@data
{{x1, y1}, {x2, y2}, {x3, y3}, {x4, y4}}
data/.{x_,y_,_}:>{x,y}
{{x1, y1}, {x2, y2}, {x3, y3}, {x4, y4}}
Bob Hanlon
---- Simon Bale <simonjbale at gmail.com> wrote:
> Hi,
>
> I have a list with the following structure:
>
> {{x1,y1},{x2,y2},{x3,y3,z3},{x4,y4}...}
>
> As you can see some of the data points have three elements. I would
> like to remove these z elements so that the list has a structure
> {{x1,y1},{x2,y2},{x3,y3},{x4,y4}...}. I'm not sure how to achieve this
> so any
> help is greatly appreciated.
>
> Regards, Simon Bale.
>