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MathGroup Archive 1999

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Re: Canceling square roots with Simplify

  • To: mathgroup at smc.vnet.net
  • Subject: [mg18235] Re: [mg18211] Canceling square roots with Simplify
  • From: "JOHN C ERB" <JOHN_C_ERB at prodigy.net>
  • Date: Thu, 24 Jun 1999 14:24:17 -0400
  • Sender: owner-wri-mathgroup at wolfram.com

Try PowerExpand

PowerExpand[ Sqrt[b^2]*Sqrt[1/b^2] ]

John C. Erb

email: John_C_Erb at prodigy.net

-----Original Message-----
From: efarr <efarr at farr-research.com>
To: mathgroup at smc.vnet.net
Subject: [mg18235] [mg18211] Canceling square roots with Simplify


>Hello,
>
>Try typing in the following in a new session of Mathematica (I'm currently
>running ver 3.0 under WinNT).
>
>Simplify[ Sqrt[b^2]*Sqrt[1/b^2] ]
>
>It seems like the b's should cancel, and I should get 1. Why don't I? Is
>there any workaround?
>
>Thanks very much
>
>Everett G. Farr
>
>
>
>



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