Re: [ROOT] How to calculate the 1-Norm of a column of a TMatrix?

From: Eddy Offermann (eddy@rentec.com)
Date: Mon Jun 03 2002 - 02:22:20 MEST

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Hi Thomas,

There is available:

TVectorD& operator=(const TMatrixDColumn& mc)

So initialize first TVectorD to the right length and then user the
copy constructor

Eddy


> 
> Hi,
> 
> I want to calculate the 1-Norm of one single column of a TMatrix. I can
> get a TMatrixColumn object of the column I wanna have, but there is no
> Norm1 member function. TVector has a Norm1 member function, but no way
> of construction with a TMatrix Column... Any Ideas?
> 
> Best regards,
> Thomas.
>

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