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Re: Incompletely simplified Square root.

• To: mathgroup at smc.vnet.net
• Subject: [mg121075] Re: Incompletely simplified Square root.
• From: Murray Eisenberg <murray at math.umass.edu>
• Date: Fri, 26 Aug 2011 05:24:04 -0400 (EDT)
• Delivered-to: l-mathgroup@mail-archive0.wolfram.com
• References: <201108251104.HAA24880@smc.vnet.net>
• Reply-to: murray at math.umass.edu

I don't understand what you're trying to do, but in Mathematica 8.0.1:

   Sqrt[926/2025] // N
0.676228

On 8/25/11 7:04 AM, paulvonhippel at yahoo wrote:
> Can someone tell me why the following input doesn't produce an output
> of 0.68....?
> Why is the output under the radical? Thanks!
>
> In[574]:= Sqrt[\!\(\*
> TagBox[
> FractionBox["926", "2025"],
> PolynomialForm]\)] // N
>
> Out[574]= Sqrt[\!\(\*
> TagBox["0.45728395061728394`",
> PolynomialForm]\)]
>

-- 
Murray Eisenberg                     murray at math.umass.edu
Mathematics & Statistics Dept.
Lederle Graduate Research Tower      phone 413 549-1020 (H)
University of Massachusetts                413 545-2859 (W)
710 North Pleasant Street            fax   413 545-1801
Amherst, MA 01003-9305

• References:
  • Incompletely simplified Square root.
    • From: paulvonhippel at yahoo <paulvonhippel@yahoo.com>