Re: Simple expression won't simplify
- To: mathgroup at smc.vnet.net
- Subject: [mg48979] Re: Simple expression won't simplify
- From: Paul Abbott <paul at physics.uwa.edu.au>
- Date: Fri, 25 Jun 2004 17:52:22 -0400 (EDT)
- Organization: The University of Western Australia
- References: <cbgjg5$cfg$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
In article <cbgjg5$cfg$1 at smc.vnet.net>, p at dirac.org (Peter Jay Salzman)
wrote:
> m^2
> sqrt{ a } sqrt{ ------------------- }
> m^2 + t^2 a^2 h^2
>
> ---------------------------------------
> m^2 a
> sqrt{ ------------------- }
> m^2 + t^2 a^2 h^2
>
>
> How do I coax Mathematica to admit this expression is 1?
Simplify[(Sqrt[\[Alpha]]*Sqrt[m^2/(m^2 + t^2*\[Alpha]^2*\[HBar]^2)])/
Sqrt[(m^2*\[Alpha])/(m^2 + t^2*\[Alpha]^2*\[HBar]^2)], \[Alpha] > 0]
Cheers,
Paul
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