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MathGroup Archive 2006

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Re: need to make a special function

  • To: mathgroup at smc.vnet.net
  • Subject: [mg68298] Re: [mg68284] need to make a special function
  • From: Bob Hanlon <hanlonr at cox.net>
  • Date: Tue, 1 Aug 2006 06:59:10 -0400 (EDT)
  • Reply-to: hanlonr at cox.net
  • Sender: owner-wri-mathgroup at wolfram.com

f[n_Integer?Positive] := 
    IntegerDigits[Range[0, 2^n - 1], 2, n];


Bob Hanlon

---- Nabeel Butt <nabeel.butt at gmail.com> wrote: 
> 
> Dear Users,
>         I need help on making a special type of function which has the
> following properties.
>    f[1]={{0},{1}}
>    f[2]={{0,0},{0,1},{1,0},{1,1}}
>    f[3]={{0,0,0},{0,0,1},{0,1,0},{0,1,1},{1,0,0},{1,0,1},{1,1,0},{1,1,1}}
> .............so on you can see the pattern emerging.
>  I need a very efficient code to perform the above evaluation in some
> optimization problem.
>     Thanks in advance.
>      regards,
>         Nabeel
> -- 
> Nabeel Butt
> LUMS,Lahore
> 


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