Re: parameters initialization in multiple integral

From: Rene Brun <Rene.Brun_at_cern.ch>
Date: Tue, 20 Dec 2005 23:17:25 +0100 (MET)


Andrey,

TF1::IntegralMultiple can be used to integrate TF1, TF2, TF3 objects. The algorithm itself supports higher dimensions, but we do not have (yet) a TF4 or TFN class. IntrgralMultiple needs to evaluate the function by calling TF1,2,3::EValPar.

Rene Brun

On
Tue, 20 Dec 2005, andreyk1_at_post.tau.ac.il wrote:

>
>
> Dear rooters!
>
> I have a problem with initialization of parameters in calculation of multiple
> integral.
>
> I use TF1 with function: MultipleIntegral(...)
> (My integral is 4-th dimensional)
>
> To initialize parameters, I use function : SetParameters(double* par), but
> compiler returns an error: segmentation violation.
>
> When I use the same function (SetPar..), but for 3-dim integral, it works well.
>
> So, how can I initialize parameters in more than 3-dim integral?
>
>
> Thanks!
> Andrey.
>
>
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Received on Tue Dec 20 2005 - 23:17:32 MET

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