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RE: st: Mata matrix to Stata matrix form


From   PNIR PUISSANCE <pnirpuissance@yahoo.fr>
To   statalist@hsphsun2.harvard.edu
Subject   RE: st: Mata matrix to Stata matrix form
Date   Thu, 6 Oct 2005 09:30:56 +0200 (CEST)

Ian Thank you very much for your help

--- Ian Watson <i.watson@econ.usyd.edu.au> a écrit :

> PNIR PUISSANCE <pnirpuissance@yahoo.fr> wrote:
> 
>   Does anyone know how can I get mata matrix in
> stata
>   matrix. I give one example here.
> 
>   mata:
>   A = st_matrix("iotaN1")
>   B = st_matrix("iotaN2")
>   C = st_matrix("iotaN3")
>   D = blockdiag(A, blockdiag(B,C))
>   end
>   When I try "mat dir", I don't see matrix D.
>   I want to get back the matrix D on stata to make
> my
>   matrix calculation, but I do not know how to make
> it.
> 
> 
>   
> You need to use the command
> 
> mata describe
> 
> from the mata : prompt to see what matrices mata has
> created. And you
> can return matrices from mata to Stata using:
> 
> st_matrix("newmat",D)
> 
> which you can then see from within Stata (after
> using -end- to quit
> mata) with
> 
> mat dir
> 
> which should show not only your iotaN1 iotaN2
> iotaN3, but also newmat.
> 
> There is a good summary of this on page 503 of the
> Mata manual (on
> st_global, Remarks).
> 
> -- 
> Kind regards, 
> Ian
> 
> -------------------------------
> Ian Watson
> Senior Researcher
> acirrt, University of Sydney
> NSW, 2006, Australia
> 
> phone: 02 9351 5622
> email:i.watson@econ.usyd.edu.au
> www.acirrt.com
> -------------------------------
> 
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> 



	

	
		
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