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MathGroup Archive 2005

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Re: V5.0 and inequalities

  • To: mathgroup at smc.vnet.net
  • Subject: [mg62523] Re: V5.0 and inequalities
  • From: Jean-Marc Gulliet <jeanmarc.gulliet at gmail.com>
  • Date: Sun, 27 Nov 2005 02:39:58 -0500 (EST)
  • Organization: The Open University, Milton Keynes, UK
  • References: <dm94t5$6l6$1@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

ivan.svaljek at gmail.com wrote:
> Is there a way to get an answer to at least the simplest form of
> inequalities ?
> 
> x+1
> ------ > 1
> x-2
> 
Hi Ivan,

Reduce will do it:

In[1]:=
Reduce[(x + 1)/(x - 2) > 1, x]

Out[1]=
x > 2

Also, you could check the packages Algebra`InequalitySolve`, 
Algebra`AlgebraicInequalities` and Graphics`InequalityGraphics`.

http://documents.wolfram.com/mathematica/functions/Reduce
http://documents.wolfram.com/mathematica/Add-onsLinks/StandardPackages/Algebra/InequalitySolve.html
http://documents.wolfram.com/mathematica/Add-onsLinks/StandardPackages/Algebra/AlgebraicInequalities.html
http://documents.wolfram.com/mathematica/Add-onsLinks/StandardPackages/Graphics/InequalityGraphics.html

Best regards,
/J.M.


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