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Re: Mathematica 6.0 and MatrixManipulations

• To: mathgroup at smc.vnet.net
• Subject: [mg76220] Re: [mg76176] Mathematica 6.0 and MatrixManipulations
• From: Carl Woll <carlw at wolfram.com>
• Date: Fri, 18 May 2007 06:05:06 -0400 (EDT)
• References: <200705171001.GAA01129@smc.vnet.net>

Michael wrote:

>Hi,
>
>In Mathematica 6.0, I notice that the instruction
>
>In[1]:=  Needs["LinearAlgebra`MatrixManipulation`"];
>
>produces the following 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."
>
>In fact, a lot of my 'favourite' methods, "BlockMatrix", "ZeroMatrix",
>etc. no longer are even documented in the help browser, nor is the
>package MatrixManipulation.
>
>My previous version was Mathematica 5.2, and so what *should* I be
>using now instead of "BlockMatrix", "ZeroMatrix", etc.?  Thus far, I
>haven't been able to find any information about obsolesced functions
>within the help browser (F1).
>
>Any suggestions or help would be greatly appreciated!
>
>Thanks,
>
>Michael
>  
>
At least for the two functions you mention, there are replacements 
available in the kernel:

BlockMatrix --> ArrayFlatten
ZeroMatrix --> ConstantArray

Carl Woll
Wolfram Research

• References:
  • Mathematica 6.0 and MatrixManipulations
    • From: Michael <mcauxeu@gmail.com>