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Re: reuse values maximize

• To: mathgroup at smc.vnet.net
• Subject: [mg51973] Re: reuse values maximize
• From: "Jens-Peer Kuska" <kuska at informatik.uni-leipzig.de>
• Date: Sat, 6 Nov 2004 02:07:34 -0500 (EST)
• Organization: Uni Leipzig
• References: <cmfbkc$7eh$1@smc.vnet.net>
• Sender: owner-wri-mathgroup at wolfram.com

Hi,

yourValue= y /. b

??

Regards
  Jens

"Arne" <a.kant at web.de> schrieb im Newsbeitrag 
news:cmfbkc$7eh$1 at smc.vnet.net...
> Sorry, very simple question, but I really can't work it out...
>
> I want to use the output of a maximation for further calculations.
> something like:
>
> z[y_]=-y^2+y
> a=Maximize[z,{y}]
> b=Extract[a,1]
>
> Now mathematica returns {y -> -0.5}.
>
> I want to assign the value of -0.5 to a new variable. So far I haven't
> worked out how to do this (besides copy and paste!).
>
> Thanks for any comment.
>