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Groups > comp.soft-sys.math.mathematica > #2388

Re: Summation of imported data

From Ray Koopman <koopman@sfu.ca>
Newsgroups comp.soft-sys.math.mathematica
Subject Re: Summation of imported data
Date 2011-05-15 11:04 +0000
Organization Steven M. Christensen and Associates, Inc and MathTensor, Inc.
Message-ID <iqobv9$m78$1@smc.vnet.net> (permalink)
References iqla6j$a10$1@smc.vnet.net

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On May 14, 12:15 am, Thomas <imadork...@gmail.com> wrote:
> I know what I want to do but I dont know how to implement it onto Mathematica.
>
> What I am trying to do is create an objective function that I can get a good fit to my data points.
>
> The function I want to minimize is:
>  Cstardiff[t_, De_, dprime_] := 1 - 2 dprime Sqrt[t De/Pi]
>
> I have two imported data sets, time1 and con1 that are in lists
>
> So I want to do a summation from i=1 to 63, (because there is 63 terms for each imported data set), and my summation function would be:
> (con1(i) - Cstardiff[time1(i), De_, 1])^2
>
> If anyone can help me with this that would greatly appreciated!

#.#&[con1 - Cstardiff[time1, De, 1]]

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Re: Summation of imported data Ray Koopman <koopman@sfu.ca> - 2011-05-15 11:04 +0000

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