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MathGroup Archive 2005

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Re: List element extraction

  • To: mathgroup at smc.vnet.net
  • Subject: [mg53496] Re: [mg53470] List element extraction
  • From: János <janos.lobb at yale.edu>
  • Date: Fri, 14 Jan 2005 08:54:51 -0500 (EST)
  • References: <200501130812.DAA03802@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

On Jan 13, 2005, at 3:12 AM, Trinanjan Datta wrote:



> {{120.664, {x -> -4.64844}}, {
>  118.131, {x -> -4.4542}}, {115.479, {x -> -4.25828}}, {
>  112.697, {x -> -4.06053}}, {109.766, {x -> -3.8606}}, {
>  106.666, {x -> -3.65812}}, {
>  103.372, {x -> -3.45257}}, {99.8501, {x -> -3.24323}}, {
>  96.0571, {x -> -3.02915}}, {
>  91.9343, {x -> -2.80902}}, {87.3996, {x -> -2.58106}}, {
>  82.3355, {x -> -2.34305}}, {76.5712, {x -> -2.09251}}, {
>  69.8594, {x -> -1.8273}}, {61.8567, {x -> -1.54659}}, {
>  52.1348, {x -> -1.25235}}, {40.3287, {x -> -0.952531}}, {
>  26.7404, {x -> -0.66784}}, {13.703, {x -> -0.434276}}, {
>  5.08285, {x -> -0.270745}}, {1.45243, {x -> -0.152066}}}
>
If the list above is named ll, then
In[18]:=
ll[[All,2,1,2]]/2
Out[18]=
{-2.32422, -2.2271, -2.12914,
  -2.030265, -1.9303,
  -1.82906, -1.726285,
  -1.621615, -1.514575,
  -1.40451, -1.29053,
  -1.171525, -1.046255,
  -0.91365, -0.773295,
  -0.626175, -0.4762655,
  -0.33392, -0.217138,
  -0.1353725, -0.076033}

János


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