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matrix creation with same values (say 1:1200) in each column (1200x1200 matrix)

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Asim Biswas 2011-10-2

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采纳的回答： Martin

Hello, I want to create a matrix of 1200x1200. I want to have a values of 1:1200 in sequence in each column and there will be a total of 1200 columns. Columns will be identical but the numbers will vary regularly in the column. Say i want the matrix similar to this but with 1200 columns and rows. 1 1 1 ... 1 2 2 2 ... 2 3 3 3 ... 3 . . . ... . . . . ... . . . . ... . 1200 1200 1200 ... 1200 Please help me. thanks a lot in advance. asim

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Martin 2011-10-2

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Try repmat((1:1200).',1,1200)

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Asim Biswas 2011-10-2

Thank you so much. its great. this is exactly I wanted.

thanks again.

asim

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Zahra Arj 2011-10-2

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for i=1:1200 for j=1:1200 x(i,j)=i; end end

but it takes a lot of time...

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Asim Biswas 2011-10-2

thank you so much. it worked this way too. yes, this is the matrix I wanted.

thanks again.

asim

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