Groups > comp.soft-sys.math.mathematica > #16645

Re: matrix manipulation

From	dimanag78@gmail.com
Newsgroups	comp.soft-sys.math.mathematica
Subject	Re: matrix manipulation
Date	2014-03-12 07:29 +0000
Message-ID	<lfp2ct$md$1@smc.vnet.net> (permalink)
References	<lfeio3$5r1$1@smc.vnet.net>
Organization	Time-Warner Telecom

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> Hello to all.
>
>
>
> I have the following 6x6 matrix
>
>
>
> Table[Subscript[C, k, j][i], {k, 1, 6}, {j, 1, 6}]
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>
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> I want this matrix to be symmetric, that is,
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> Subscript[C, k, j][i] = Subscript[C, j, k][i] for j != k.
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>
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> In other words I want the matrix
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>
>
> {{Subscript[C, 1, 1][i], Subscript[C, 1, 2][i], Subscript[C, 1, 3][i],
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>    Subscript[C, 1, 4][i], Subscript[C, 1, 5][i],
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>   Subscript[C, 1, 6][i]}, {Subscript[C, 1, 2][i],
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>   Subscript[C, 2, 2][i], Subscript[C, 2, 3][i], Subscript[C, 2, 4][i],
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>    Subscript[C, 2, 5][i],
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>   Subscript[C, 2, 6][i]}, {Subscript[C, 1, 3][i],
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>   Subscript[C, 2, 3][i], Subscript[C, 3, 3][i], Subscript[C, 3, 4][i],
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>    Subscript[C, 3, 5][i],
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>   Subscript[C, 3, 6][i]}, {Subscript[C, 1, 4][i],
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>   Subscript[C, 2, 4][i], Subscript[C, 3, 4][i], Subscript[C, 4, 4][i],
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>    Subscript[C, 4, 5][i],
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>   Subscript[C, 4, 6][i]}, {Subscript[C, 1, 5][i],
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>   Subscript[C, 2, 5][i], Subscript[C, 3, 5][i], Subscript[C, 4, 5][i],
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>    Subscript[C, 5, 5][i],
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>   Subscript[C, 5, 6][i]}, {Subscript[C, 1, 6][i],
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>   Subscript[C, 2, 6][i], Subscript[C, 3, 6][i], Subscript[C, 4, 6][i],
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>    Subscript[C, 5, 6][i], Subscript[C, 6, 6][i]}}
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>
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>
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> Thank you very much, in advance, for yor help.

Thank you all for your replies.
Dimitris

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matrix manipulation dimanag78@gmail.com - 2014-03-08 08:01 +0000
  Re: matrix manipulation Roland Franzius <roland.franzius@uos.de> - 2014-03-10 08:44 +0000
  Re: matrix manipulation dimanag78@gmail.com - 2014-03-12 07:29 +0000

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