Re: Problems to find the local extrema of an InterpolatingFunction
- To: mathgroup at smc.vnet.net
- Subject: [mg87929] Re: Problems to find the local extrema of an InterpolatingFunction
- From: Jean-Marc Gulliet <jeanmarc.gulliet at gmail.com>
- Date: Sat, 19 Apr 2008 23:54:52 -0400 (EDT)
- Organization: The Open University, Milton Keynes, UK
- References: <fuc7qh$a0q$1@smc.vnet.net>
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. Thanks for your help. The following might help (Note that NDSolve[] returns an InterplolatingFunction so most of the post is relevant) "Minima" http://groups.google.com/group/comp.soft-sys.math.mathematica/msg/af7fdc8beb46b09a Regards, -- Jean-Marc