From: David H. <dav...@gm...> - 2006-07-12 02:42:26
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2006/7/11, JJ <jos...@ya...>: > > 1) is it possible to get the function unique() to work with matrices, > perhaps > with a unique_rows() function to work with matrices of more than one > column? The problem is that applying unique to different rows will return vectors with different lengths. So you could not return an array, much less a matrix. You'd have to return a list of arrays or 1D matrices. David |