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Re: simplify problem

• To: mathgroup at smc.vnet.net
• Subject: [mg5200] Re: [mg5137] simplify problem
• From: Tatsuki Inoue <tatsu at nikiL.ms.kagu.sut.ac.jp>
• Date: Thu, 14 Nov 1996 02:02:06 -0500
• Sender: owner-wri-mathgroup at wolfram.com

"Tomasz B." wrote in article "[mg5137] simplify problem"
> How can I revers the above Operation, in this example from 
> a^2+2ab+b^2+c^2+2cd+d^2
> I want to have (a+b)^2 + (c+d)^2.  

You can use a replace repeated operator "//." as 

a^2 + 2 a b + b^2 + c^2 + 2 c d + d^2 //.

try it!
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T.Inoue 		e-mail: tatsu at ms.kagu.sut.ac.jp