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MathGroup Archive 2006

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Re: Solving the Cubic

  • To: mathgroup at smc.vnet.net
  • Subject: [mg71919] Re: Solving the Cubic
  • From: "dimitris" <dimmechan at yahoo.com>
  • Date: Mon, 4 Dec 2006 06:38:44 -0500 (EST)
  • References: <ekrk1a$rog$1@smc.vnet.net>

May be the following links will be helpful for you:

http://ieeexplore.ieee.org/iel5/38/34132/01626190.pdf?arnumber=1626190
http://ieeexplore.ieee.org/iel5/38/34643/01652931.pdf?isnumber=34643&arnumber=1652931

Regards
Dimitris


Mark Harder wrote:
> Dimitris,
> 	Symbolic solutions can be very error- and precision- sensitive (See
> Press, et al, "Numerical Recipes.." for a trick that stabilizes quadratic
> solutions.)  Do you know if Vieta's method designed to avoid numeric
> instabilities?
> Mark Harder
>
>
>
> -----Original Message-----
> From: dimitris [mailto:dimmechan at yahoo.com]
> Sent: Friday, December 01, 2006 3:22 AM
> Subject:  Solving the Cubic
>
> The following cell follows the Vieta's method for solving the cubic
> equation complete with all the necessary steps and text explanations.
> I really appreciate any kind of comments.
> 
> (code omitted ).


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