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Re: Vector transpose!

  • To: mathgroup at smc.vnet.net
  • Subject: [mg84468] Re: [mg84457] Vector transpose!
  • From: "Adriano Pascoletti" <adriano.pascoletti at dimi.uniud.it>
  • Date: Wed, 26 Dec 2007 05:10:41 -0500 (EST)
  • References: <200712251129.GAA18660@smc.vnet.net>

Mark,
no need to transpose a linear list: try this

M = Array[Subscript[m, #1, #2] & , {4, 4}];
r = {a, b, c,   cd};
r . M . r

Adriano Pascoletti

On Dec 25, 2007 12:29 PM, mark <markmgg at googlemail.com> 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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