[GAP Forum] A question about matrices

D N dn2447 at yahoo.com
Fri May 12 04:33:38 BST 2006


Dear GAP Forum,
 
 Suppose A and B are two square matrices of the same dimension (say 1000). Is there an efficient way to check whether A = PBP^t 
 for some permutation matrix P (P^t = transpose of P).
 
 Thanks,
 Deepak Naidu
 
		
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