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Re: Manipulating list

  • To: mathgroup at smc.vnet.net
  • Subject: [mg101534] Re: Manipulating list
  • From: Peter Breitfeld <phbrf at t-online.de>
  • Date: Thu, 9 Jul 2009 01:59:17 -0400 (EDT)
  • References: <h31utf$c2a$1@smc.vnet.net>

kosal lee wrote:

> Hello Mathematica users
>
> I am new to Mathematica and I have one particular problem I would like
> you to help me. Suppose I have two lists:
>
>     list1 = {{A,B,C},{D,E,F},{G,H,I}}
>     list2 = {{1,2},{3,4},{5,6}}
>
> I want to have the third elements in each of member list in list1
> (that is, C,F,I) to appear in the first position in each member list
> in list2
>
> that is, i want to have  list ={{C,1,2},{F,3,4},{I,5,6}}
>
>  Thank you.
> Kosal
>

This should work:

Flatten /@ Thread[{list1[[All, 3]], list2}]

-- 
_________________________________________________________________
Peter Breitfeld, Bad Saulgau, Germany -- http://www.pBreitfeld.de


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