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convert specific vector to vector in one direction

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muhammad ismat
muhammad ismat on 19 Feb 2016
Answered: muhammad ismat on 19 Feb 2016
if i have av=[1 2;3 4;2 1;4 3] and i want the result a=[1 2;3 4]

Answers (3)

James Tursa
James Tursa on 19 Feb 2016
Edited: James Tursa on 19 Feb 2016
a = av(1:2,1:2);
If this simple solution is not what you are looking for then please give more details in your question.
Based on your reply it looks like you simply want the top half of your matrix. So try this:
[m n] = size(av);
a = av(1:(m/2),:);

muhammad ismat
muhammad ismat on 19 Feb 2016
i have a vector as av=[1 2;5 6;7 8;4 3;9 8;6 7;2 1;6 5;8 7;3 4;8 9;7 6] i want to a=[1 2;5 6;7 8;4 3;9 8;6 7]

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