Re: Help with an error with NonlinearModelFit, Mathematica 7.0
- To: mathgroup at smc.vnet.net
- Subject: [mg99578] Re: Help with an error with NonlinearModelFit, Mathematica 7.0
- From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
- Date: Fri, 8 May 2009 00:17:15 -0400 (EDT)
- Organization: Uni Leipzig
- References: <gtudh6$it8$1@smc.vnet.net>
- Reply-to: kuska at informatik.uni-leipzig.de
Hi,
you ask where the error in the
data you "don't want to list them" is
and you expect an answer ?
Wonderful !
Regards
Jens
Anonymous wrote:
> I'm trying to find a fit to a large set of data.
>
> Here are In[1], In[2].
>
> In[1] := {{421.1, 6591.10}, ...};
>
> (there are way more points, in fact there are 35 in total, but I don't
> want to list them. All are real numbers.)
>
> In[2] := nlm = NonlinearModelFit[data, Log[ak^2 + bk + c], {a,b,c}, k]
>
> Then mathematica gives an error that basically says that the function
> "is not a list of real numbers"
>
> Of course it is, so how do I fix this?
>