Services & Resources / Wolfram Forums
-----
 /
MathGroup Archive
2007
*January
*February
*March
*April
*May
*June
*July
*August
*September
*October
*Archive Index
*Ask about this page
*Print this page
*Give us feedback
*Sign up for the Wolfram Insider

MathGroup Archive 2007

[Date Index] [Thread Index] [Author Index]

Search the Archive

Re: create a list with x,y,z coordinates

  • To: mathgroup at smc.vnet.net
  • Subject: [mg81581] Re: [mg81554] create a list with x,y,z coordinates
  • From: Sseziwa Mukasa <mukasa at jeol.com>
  • Date: Fri, 28 Sep 2007 02:12:52 -0400 (EDT)
  • References: <200709270151.VAA02309@smc.vnet.net>

On Sep 26, 2007, at 9:51 PM, Claus wrote:

> Hi,
> I have a list of z-values:
>
> zVals={13, 8, 15, 9, 15, 8, 11, 2, 18, 8, 5, 10, 11, 10, 9, 14, 6, 23,
> 6, 14, 16, 5, 10, 5, 18, 10, 11, 10, 15, 8, 6, 23, 6, 17, 6, 12, 9,  
> 17,
> 4, 8, 18, 4, 18, 9, 13, 9, 14, 6, 10, 6, 5, 13, 5, 10, 6, 19, 8,  
> 17, 9,
> 16, 15, 5, 13, 5, 11, 9, 16, 2, 21, 11, 4, 15, 7, 10, 7, 16, 10,  
> 14, 7,
> 18, 17, 8, 15, 11, 14, 5, 14, 4, 13, 6, 8, 16, 8, 22, 8, 6, 9, 13,  
> 5, 12}
>
> These z-values are at grid points in a regularly spaced mesh,  
> indices i
> and j correspond to coordinates x and y, respectively. I can create  
> the
> mesh by
>
> Table[{i,j},{i,0.05,1,0.1},{j,0.05,1,0.1}]
>
> What is the best way in mathematica to "append" the z-values to the
> (x,y)values?
> I know that they are in order corresponding to the (x,y)values;  
> that is
> 13 corresponds to (0.05,0.05) and 12 corresponds to (0.95,0.95).

Table[{i,j,zVals[[(10 (j-0.05)) 10+10 (i-0.05)+1]]},{i,0.05,1,0.1},{j, 
0.05,1,0.1}]

or

Table[{i/10+0.05,j/10+0.05,zVals[[10 j+i+1]]},{i,0,9},{j,0,9}]

Regards,

Ssezi


  • Prev by Date: Re: Higher order total derivatives
  • Next by Date: Re: create a list with x,y,z coordinates
  • Previous by thread: Re: create a list with x,y,z coordinates
  • Next by thread: Re: create a list with x,y,z coordinates