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Re: Simlifying Sqrt[x^2] type args.

• To: mathgroup at smc.vnet.net
• Subject: [mg24576] Re: Simlifying Sqrt[x^2] type args.
• From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
• Date: Tue, 25 Jul 2000 00:56:08 -0400 (EDT)
• Organization: Universitaet Leipzig
• References: <8lgsmk$2d0@smc.vnet.net>
• Sender: owner-wri-mathgroup at wolfram.com

Hi,

PowerExpand[] ?

In[]:=Sqrt[k^2 r^2 Sin[theta]^2] // PowerExpand

Out[]=k r Sin[theta]

Regards
  Jens

Jaime Morales wrote:
> 
> Hello,
> 
> I am curious if there is a way to do symbolics in mathematica
> where objects like
> 
> Sqrt[k^2 r^2 Sin[theta]^2]
> 
> are set to
> 
> k r Sin[theta]
> 
> ..
> 
> I am doing a long calculation and objects as the above
> occur in many places, usualy as arguments to BesselJ
> functions, and it would be nice to have mathematica
> resolve these for me, it would even be nicer if it could
> be done globaly for all calculations withing the notbook.
> 
> thanks,
> 
> -Jaime
> jaime at rsm1.physics.uiuc.edu
> 
> --