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Re: solve and simplify. force left hand side to be 0==

• To: mathgroup at smc.vnet.net
• Subject: [mg51168] Re: solve and simplify. force left hand side to be 0==
• From: "Jens-Peer Kuska" <kuska at informatik.uni-leipzig.de>
• Date: Thu, 7 Oct 2004 05:25:45 -0400 (EDT)
• Organization: Uni Leipzig
• References: <ck0bv6$nuk$1@smc.vnet.net>
• Sender: owner-wri-mathgroup at wolfram.com

Hi,

sol = Solve[sde[[1]], e[0]];

sde1 = (sde /. sol[[1]] // Simplify) /. True -> Sequence[]

???

Regards

  Jens

"sean kim" <sean_incali at yahoo.com> schrieb im Newsbeitrag 
news:ck0bv6$nuk$1 at smc.vnet.net...
>
> consider a system such as,
>
> sde = {
> 0==v1-d1 e[0]+k2 es[0]-k1 e[0] s[0],
> 0==-k2 es[0]-k3 es[0]+k1 e[0] s[0],
> 0==k3 es[0]-d3 p[0],
> 0==v2+k2 es[0]-d2 s[0]-k1 e[0] s[0]};
>
> sv = {e[0],es[0],p[0],s[0]};
>
> Solve[sde[[1]], e[0]]
>
> sde1= sde/.%
>
> %//Simplify
>
> shows once I simplify the solution, the structure of
> 0== stuff... is lost.
>
> is there anyway to force Simplify to keep the
> structure so that left hand side is always 0== stuff?
>
> thanks in advance  for any insights.
>
>
> sean
>
>
>
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