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MathGroup Archive 1997

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Re: Re: Joining matrices

  • To: mathgroup at smc.vnet.net
  • Subject: [mg5972] Re: [mg5872] Re: [mg5738] Joining matrices
  • From: murray at math.umass.edu (Murray Eisenberg)
  • Date: Wed, 5 Feb 1997 21:12:26 -0500
  • Sender: owner-wri-mathgroup at wolfram.com

Harald Gielessen (gielesen at imwsrv.imw.tu-clausthal.de) wrote:
: In article <5cg600$t4r at smc.vnet.net>, Jean-Francois Alcover
: <70763.411 at compuserve.com> wrote:
: ->i have to join 2 or more matrices line by line
: ->for example : joinmat[{{{1,2},{3,4}},{{10,20},{30,40}}}] 
: ->                 --> {{1,2,10,20},{3,4,30,40}}
: Try the package "MatrixManipulation". It prvides this and other functions
: you might find useful though I can't tell you whether it is faster. It
: should be at MathSource.

The above-mentioned package ships with Mathematica -- it's standard
add-on package LinearAlgebra`Matrixmanipulation`.

--
  Murray Eisenberg                       Internet:  murray at math.umass.edu
  Mathematics & Statistics Dept.            Voice:  413-545-2859 (W)
  University of Massachusetts                       413-549-1020 (H)
  Amherst, MA 01003                           Fax:  413-545-1801


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