[algogeeks] Re: determine whether a matrix is rearrangeable

Mon, 20 Mar 2006 00:46:23 -0800

hi guys
i guess it s like the sudoku prob.. for a matrix to be rearrangeable u can t hav any of d ones in d same row or even in d same column.. cause if u re arrange it.. then the diagonal wont b able to get the entry of 1.. hop i could b of any help
aakriti

 
On 3/18/06, kool_guy <[EMAIL PROTECTED]> wrote:

Let A be a "n by n" matrix.  A is rearrangeable if there is a way to
swap rows with rows, and columns with columns, such that after the
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