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Re: FullSimplify and Coefficient

• To: mathgroup at smc.vnet.net
• Subject: [mg121169] Re: FullSimplify and Coefficient
• From: David Bailey <dave at removedbailey.co.uk>
• Date: Thu, 1 Sep 2011 06:05:16 -0400 (EDT)
• Delivered-to: l-mathgroup@mail-archive0.wolfram.com
• References: <j3l1aa$bul$1@smc.vnet.net>

On 31/08/2011 11:10, azerty17 wrote:
> Hello,
>
> I have some problems when using FullSimplify and Coefficient together.
> Basically I obtain a non zero result when typing this kind of command :
>
> ( Coefficient[Expr, A^2*B] - Coefficient[(Expr//FullSimplify), A^2*B] ) //FullSimplify
>
> which seems quite strange. Any idea of why I don't get zero ?
>
> Thanks !
>
It might help to post a specific example of Expr.

David Bailey
http://www.dbaileyconsultancy.co.uk