Re: computing cumulative sum for list
- To: mathgroup at smc.vnet.net
- Subject: [mg54405] Re: [mg54367] computing cumulative sum for list
- From: Bob Hanlon <hanlonr at cox.net>
- Date: Sun, 20 Feb 2005 00:08:06 -0500 (EST)
- Reply-to: hanlonr at cox.net
- Sender: owner-wri-mathgroup at wolfram.com
A={a1,a2,a3,a4,a5};
FoldList[Plus, First[A], Rest[A]]
{a1,a1+a2,a1+a2+a3,a1+a2+a3+a4,a1+a2+a3+a4+a5}
Bob Hanlon
>
> From: Uwe Ziegenhagen <newsgroup at ziegenhagen.info>
To: mathgroup at smc.vnet.net
> Date: 2005/02/19 Sat AM 02:32:18 EST
> To: mathgroup at smc.vnet.net
> Subject: [mg54405] [mg54367] computing cumulative sum for list
>
> 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.
>
>