LtWorf 7817d6adaf product avoids duplicated items ... git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@5 014f5005-505e-4b48-8d0a-63407b615a7c		2008-07-14 13:14:50 +00:00
relation.py	product avoids duplicated items	2008-07-14 13:14:50 +00:00