Re: Fitting the solution of a differential equation to a data set

*To*: mathgroup at smc.vnet.net*Subject*: [mg113303] Re: Fitting the solution of a differential equation to a data set*From*: Timm Florian Gloger <timm.gloger at gmail.com>*Date*: Sat, 23 Oct 2010 07:03:59 -0400 (EDT)

Many thanks to all of you. All the answers provided useful ideas and interesting points for further reading. As always (... unfortunately ...), the most direct way to a solution of my problem was a kind "RTFM" (Thank you, J=F6rg ;-) ). So this thread can be considered as "solved". Kind regards Timm On 21.10.2010, at 17:49, Joerg Roesgen wrote: > Hi Timm, > > you can use FindFit. Under FindFit in the documentation you have Applications -> Differential Equations. This is probably what you want to read. > > Best, > J=F6rg > > On Oct 21, 2010, at 7:01 , Timm Florian Gloger wrote: > >> Hi list, >> >> given a set of data (e.g. {x,y} pairs) and a theoretical model described by >> a differential equation (with some free parameters) that cannot be solve d analytically, I am searching for >> a way to somehow use Mathematica to fit the numerical solution of the equation >> to the data set. >> >> Unfortunately I failed to utilize FindFit and NDSolve on this behalf (which might very well be due to my lack >> of experience with Mathematica...). >> Any suggestions on how to do this? >> >> Kind regards, >> Timm >> >