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MathGroup Archive 2005

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Re: computing cumulative sum for list

  • To: mathgroup at smc.vnet.net
  • Subject: [mg54417] Re: computing cumulative sum for list
  • From: "Steve Luttrell" <steve_usenet at _removemefirst_luttrell.org.uk>
  • Date: Sun, 20 Feb 2005 00:08:53 -0500 (EST)
  • References: <cv6s22$6kf$1@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

I assume the 3rd element of your result was supposed to be 6!

This does what you want:

Drop[FoldList[Plus,0,{1,2,3,4,5}],1]

Steve Luttrell

"Uwe Ziegenhagen" <newsgroup at ziegenhagen.info> wrote in message 
news:cv6s22$6kf$1 at smc.vnet.net...
> Hello,
>
> I would like to compute the cumulative sum for a list, but do not find
> the command.
>
> For
>
> {1,2,3,4,5}
>
> I would like to get
>
> {1,3,4,10,15}
>
>
> Is there nothing builtin in Mathematica? I already looked in lists and
> matrices and Google...
>
> Uwe
>
> -- 
>
> mail to newsgroup at ziegenhagen.info is read only from time to time. If
> you need an urgent answer, google for me.
> 



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