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MathGroup Archive 2006

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Re: Beginner--[Please Help]How to get coefficient list issued from a Series Command

  • To: mathgroup at smc.vnet.net
  • Subject: [mg70153] Re: Beginner--[Please Help]How to get coefficient list issued from a Series Command
  • From: "ben" <benjamin.friedrich at gmail.com>
  • Date: Fri, 6 Oct 2006 01:57:52 -0400 (EDT)
  • References: <eg2e8k$73m$1@smc.vnet.net>

Hi

You may want to try

Map[Coefficient[#,x^2]&,K]

Map[CoefficientList[#,x]&,K]

Bye
Ben

abdou.oumaima at hotmail.com schrieb:

> Greeting,
>
> I've a list issued from power series like : K={a1+b1 x +c1 x^2 , a2+b2 x +c2 x^2, a3+b3 x +c3 x^2}
> I need te have a1, a2 and a3.
> Then b1,b2 and b3.
> And  c1,c2 and c3.
> I need to use all those coefficients in a Sum Command. How to do that please?
>
> Cheers
>
>
> Link to the forum page for this post:
> http://www.mathematica-users.org/webMathematica/wiki/wiki.jsp?pageName=Special:Forum_ViewTopic&pid=14153#p14153
> Posted through http://www.mathematica-users.org [[postId=14153]]


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