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MathGroup Archive 2005

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Re: solve() problem since new ROM update

  • To: mathgroup at smc.vnet.net
  • Subject: [mg56959] Re: [mg56926] solve() problem since new ROM update
  • From: DrBob <drbob at bigfoot.com>
  • Date: Wed, 11 May 2005 05:24:20 -0400 (EDT)
  • References: <200505100742.DAA08361@smc.vnet.net>
  • Reply-to: drbob at bigfoot.com
  • Sender: owner-wri-mathgroup at wolfram.com

Solve[x^4 - 1 == 3, x]
{{x -> -Sqrt[2]},
   {x -> (-I)*Sqrt[2]},
   {x -> I*Sqrt[2]},
   {x -> Sqrt[2]}}

In the Mathematica context, I have no idea what ALG, SOLVE, and RPN might be.

Bobby

On Tue, 10 May 2005 03:42:41 -0400 (EDT), Mike <jenningsmca_REMOVETHIS at hotmail.com> wrote:

> I have tried multiple problems (simple ones albiet) to solve while in
> ALG mode.
> SOLVE(x^4 - 1 = 3, x)
> but this provides no result. Just returns the question with no answer.
> The answer should be x = -Sqrt(2) or x = sqrt(2).
>
> The example works in RPN, but I use both environments depending what I
> am doing. It worked before the upgrade.
> Am I missing something here!
>
> - Mike
>
>
>
>



-- 
DrBob at bigfoot.com


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