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MathGroup Archive 2003

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Re: a little more complex list operation

  • To: mathgroup at smc.vnet.net
  • Subject: [mg40265] Re: a little more complex list operation
  • From: "Steve Luttrell" <luttrell at _removemefirst_westmal.demon.co.uk>
  • Date: Fri, 28 Mar 2003 04:32:25 -0500 (EST)
  • References: <b5uoth$lks$1@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

This does what you want:

Map[MapThread[#1[#2]&,{{f,g},#}]&,{{x1,y1},{x2,y2},{x3,y3}}]

--
Steve Luttrell
West Malvern, UK

"Nathan Moore" <nmoore at physics.umn.edu> wrote in message
news:b5uoth$lks$1 at smc.vnet.net...
> Thanks very much for all the previous replies.  Another simple question -
> though I guess this will require more complex syntax.  Suppose I have the
> list,
>
> data = {{x1,y1},{x2,y2},{x3,y3}}
>
> and I want to produce the result (for fitting/plotting)
>
> data2 = {{f[x1],g[y1]},{f[x2],g[y2]},{f[x3],g[y3]}}
>
> I assume that if there was only one transform I wanted to apply, f[x],
> then I could say
> data2 = f[data]
> but how about this more complicated transform with functions f and g?
>
> again thanks!  Your replies have been very helpful!
>
> Nathan Moore, University of Minnesota Physics
>
>




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