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MathGroup Archive 2004

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Re: Matrix + Simplify

  • To: mathgroup at
  • Subject: [mg49890] Re: Matrix + Simplify
  • From: "CYSTERNA++" <e_cysterna at>
  • Date: Thu, 5 Aug 2004 09:21:20 -0400 (EDT)
  • References: <ceqtih$jsm$>
  • Sender: owner-wri-mathgroup at

Dear David

Thank you for your answer. I have solved this problem myself because this
matrix is only 3x3. I thought that something special packet exists (more
useful than <<'MatrixManipulation') which help me.

Thank you



U¿ytkownik "David Park" <djmp at> napisa³ w wiadomo¶ci
news:ceqtih$jsm$1 at
> I think Simplify does work on arrays. In any case, you could always Map
> Simplify to level {2} of your matrix expression.
> Map[Simplify, matrix, {2}]
> But simplifing expressions to the form that you want is something of an
> It may be difficult to write a single Simplify command that works the way
> you want on all elements of the matrix. You may have to combine Simplify
> with some Rules that perform specific transformations. You may have to use
> MapAt to transform specific matrix elements.
> Without seeing your actual matrix expression it is difficult to be more
> specific. Giving specific examples on MathGroup will almost always elicit
> better response.
> David Park
> djmp at
> From: CYSTERNA++ [mailto:e_cysterna at]
To: mathgroup at
> I have matrix 3 x 3 which contains more complicated expressions. Every
> expression is long and therefore it is difficult to analisys. I know,
> is Simplify[] function but it doesn't work when its parameter is matrix or
> vector. How can I simplify all elements within this matrix ?
> --
> Regards

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