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Re: combine a list of lists with another list of lists

  • To: mathgroup at smc.vnet.net
  • Subject: [mg40905] Re: combine a list of lists with another list of lists
  • From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
  • Date: Wed, 23 Apr 2003 05:18:02 -0400 (EDT)
  • Organization: Universitaet Leipzig
  • References: <b858o8$5s6$1@smc.vnet.net>
  • Reply-to: kuska at informatik.uni-leipzig.de
  • Sender: owner-wri-mathgroup at wolfram.com

Hi,
coord = {{{x1, y1}, {x1, y2}, {x1, y3}}, {{x2, y1}, {x2, y2}, {x2, y3}},
{{x3,
           y1}, {x3, y2}, {x3, y3}}};

val = {{z1, z2, z3}, {z4, z5, z6}, {z7, z8, z9}};


and

Apply[Append , Transpose[{coord, val}, {3, 1, 2}], {2}]

does it.

Regards
  Jens

sean kim wrote:
> 
> hello group
> 
> I have a bit of list operation problem.
> 
> let's say we have two lists, one list of lists of z values over time.
> then another list of lists of x and y values over time
> 
> as follows for example,
> 
> {{z1, z2, z3}, {z4, z5, z6}, {z7, z8, z9}}
> 
> the number of the lists withing this list varies in actual problem
> 
> also condsider the following list of lists.
> 
> {{{x1, y1}, {x1, y2}, {x1, y3}},
>  {{x2, y1}, {x2, y2}, {x2, y3}},
>  {{x3, y1}, {x3, y2}, {x3, y3}}}
> 
> now i would like to generate a new list that is of the form {xn, yn,
> zn} such that it can be plotted using ListPlot command
> 
> as..
> 
> {{{x1, y1, z1}, {x1, y2, z2}, {x1, y3, z3}},
>  {{x2, y1, z4}, {x2, y2, z5}, {x2, y3, z6}},
>  {{x3, y1, z7}, {x3, y2,z8}, {x3, y3,z9}}}
> 
> but it seems to me listplot3D will only plot if it's a single list of
> lists of xyz values. not multiple lists of lists as i have defined
> above.
> 
> how can I first generate a new list using the preexisting list of lists
> as above and then plot them?
> 
> much appreciate any help and comments.
> 
> thanks again all.
> 
> sean from UCIrvine
> 
> =====
> when riding a dead horse,  some dismount.
> 
> while others...
> 
> insist on how this is the way THIS dead horse has always been ridden
> 
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