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MathGroup Archive 1998

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Re: Result from FindRoot


  • To: mathgroup@smc.vnet.net
  • Subject: [mg10940] Re: Result from FindRoot
  • From: Bill Bertram <wkb@ansto.gov.au>
  • Date: Sat, 14 Feb 1998 00:53:15 -0500
  • Organization: ANSTO
  • References: <6bumvr$l98@smc.vnet.net>

Torbjrn Randahl wrote:
>
> Hello!
> How do I use the result from FindRoot in a Plot?
>
> The resullt from FindRoot is like:
> Out[4]:-> 300 000}
>  how do I assign the result directly to a variable  or  how do I set the
> variable f to the
> resulting (root)?


Here is an example of a simple way of doing it;

   f/. FindRoot[x^3-5,{x,3}]

The variable f is now assigned the value 1.70998

Hope this helps,

Bill



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