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MathGroup Archive 1999

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Re: col-vector * row-vector = matrix, how ?

  • To: mathgroup at smc.vnet.net
  • Subject: [mg18563] Re: col-vector * row-vector = matrix, how ?
  • From: "Martin Rommel" <rommel at semitest.com>
  • Date: Sat, 10 Jul 1999 02:18:52 -0400
  • References: <7lumbd$leb@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

You need to use the outer product (command Outer with function Times):

e.g.,   Outer[Times,{a,b,c},{1,2,3}]//MatrixForm

Cheers, Martin.




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