Array Manipulation - Substituting matrices with vectors

Hi all,
I am having trouble with array subscripts in MATLAB.
Say we have a matrix "M=pascal(9)"
I want to "use array subscripting" to assign the 4th column of M to a new vector named V.
This is my code:
M = pascal(10);
syms v
M(:,3) = v
I have looked everywhere on the internet and can't find any help. Thanks in advance

 採用された回答

Oleg Komarov
Oleg Komarov 2011 年 9 月 6 日

0 投票

The LHS is always the assigned value in MATLAB, i.e. you cannot assign something that do not exist yet:
v = M(:,4)
Are you using syms for any specific reason?

1 件のコメント

Dillon Hudson
Dillon Hudson 2011 年 9 月 6 日
Not using syms for any reason other than I don't know what I'm doing :P
And I got it working, thanks a lot!

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