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Re: Simplification ?

• To: mathgroup at smc.vnet.net
• Subject: [mg38833] Re: Simplification ?
• From: James Avery <avery at diku.dk>
• Date: Wed, 15 Jan 2003 02:20:01 -0500 (EST)
• Organization: Department of Computer Science, University of Copenhagen
• References: <as5pn8$ngo$1@smc.vnet.net>
• Sender: owner-wri-mathgroup at wolfram.com

On Thu, 28 Nov 2002, Olivier Durussel wrote:

> Hi,
>
> Is there a way to force Mathematica to simplify the terms like
>
> Sqrt[x^2]
>
> to give  x ???

Using for example

sqrt[x_*x_] := x;
sqrt[x_] :=Sqrt[x];

instead of Sqrt[] will apply the simplification automatically using
pattern matching.

-- 
 Med venlig hilsen,
	James Avery <avery at diku.dk>

• Follow-Ups:
  • Re: Re: Simplification ?
    • From: Tomas Garza <tgarza01@prodigy.net.mx>