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MathGroup Archive 2007

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Re: [6] LinearAlgebra`MatrixManipulation` LinearEquationsToMatrices

  • To: mathgroup at smc.vnet.net
  • Subject: [mg76329] Re: [mg76320] [6] LinearAlgebra`MatrixManipulation` LinearEquationsToMatrices
  • From: Carl Woll <carlw at wolfram.com>
  • Date: Sun, 20 May 2007 02:18:00 -0400 (EDT)
  • References: <200705190850.EAA21483@smc.vnet.net>

Nasser Abbasi wrote:

>I have 5.2 code which loads  LinearAlgebra`MatrixManipulation` and used 
>LinearEquationsToMatrices
>This seems to have gone out of 6.0.
>No mention in the documentation center about it or what to use in place of 
>it.
>Yet, when I ignore the warning:
>
>"General::obspkg:LinearAlgebra`MatrixManipulation` is now obsolete. The 
>legacy version being loaded may conflict with current Mathematica 
>functionality. See the Compatibility Guide for updating information."
>
>It still seems to work.
>
>But If I comment away this package, LinearEquationsToMatrices
> will ofcourse not be there and the code will not work.
>
>What Am I supposed to do?
>
>I think Mathematica 6 should have done a better job when it comes to these 
>issues. There should be a table listing each affected function and what to 
>do.
>
>Nasser
>  
>
The kernel replacement for LinearEquationsToMatrices is CoefficientArrays.

Carl Woll
Wolfram Research


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