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MathGroup Archive 2006

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Re: solve and Abs

  • To: mathgroup at smc.vnet.net
  • Subject: [mg69380] Re: [mg69379] solve and Abs
  • From: "Chris Chiasson" <chris at chiasson.name>
  • Date: Sun, 10 Sep 2006 07:19:45 -0400 (EDT)
  • References: <200609090727.DAA21772@smc.vnet.net>

AFAIK, it just means solve couldn't find a solution.

On 9/9/06, Richard J. Fateman <fateman at eecs.berkeley.edu> wrote:
> Is there a reason (in 5.1) for Solve[x-Abs[x]==0,x] to return {{}}?
> This supposedly means all variables can have all possible values.
>
> Reduce does better.
>
>


-- 
http://chris.chiasson.name/


  • References:
    • solve and Abs
      • From: "Richard J. Fateman" <fateman@eecs.berkeley.edu>
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