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MathGroup Archive 2008

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Re: Problems to find the local extrema of an InterpolatingFunction

  • To: mathgroup at smc.vnet.net
  • Subject: [mg87917] Re: Problems to find the local extrema of an InterpolatingFunction
  • From: Bill Rowe <readnews at sbcglobal.net>
  • Date: Sat, 19 Apr 2008 23:52:41 -0400 (EDT)

On 4/19/08 at 3:34 AM, eabad at ulb.ac.be (Modeler) wrote:

>does anyone know how to find all the local extrema of an
>InterpolatingFunction in a specified interval? The only thing that
>seems to work is Findroot, but it only finds a single root each
>time. Other rootfinding commands do not seem to work.

Give the package Ted Ersek wrote a try. It can be found at

http://library.wolfram.com/infocenter/MathSource/4482/


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