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Re: Vector transpose!

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  • Subject: [mg84473] Re: Vector transpose!
  • From: Joel Storch <jstorch at>
  • Date: Wed, 26 Dec 2007 05:13:20 -0500 (EST)
  • References: <fkqpqi$jkf$>

Mathematica does not distingish between row vectors and column vectors;
they are both incorporated in the object "List". To obtain the scalar
Transpose[r].M.r in Mathematica, simply enter: r.M.r

mark wrote:
> Hi all,
> How to take the transpose of a column vector. In other words, I have a
> vector of 4 elements ( r={a,b,c,cd} ) and a 4x4 matrix M. I need to do
> apply this operation:
> Transpose[r].M.r
> Any ideas?

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