Hello. Can you give a small example of your matrices ?
Christophe. 2014-02-27 20:40 GMT+01:00 Volker Braun <[email protected]>: > Its not clear what you mean by "permutation", row? column? both? In any > case, sorting is faster than trying all permutations. > > > > On Thursday, February 27, 2014 8:25:24 PM UTC+1, Keivan Monfared wrote: >> >> In a problem that I am solving I generate matrices and put them in a >> list. The list gets long as if a matrix is a solution to my problem, all of >> its permutations are, so I want to check to see if a matrix that I find is >> permutation of another matrix which is already in the list. Are there any >> fast ways to do this? Anything faster than checking all permutations of >> that matrix? >> >> If it helps, all my matrices are 0-1 matrices. >> > -- > You received this message because you are subscribed to the Google Groups > "sage-support" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/sage-support. > For more options, visit https://groups.google.com/groups/opt_out. > -- You received this message because you are subscribed to the Google Groups "sage-support" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/sage-support. For more options, visit https://groups.google.com/groups/opt_out.
