On Oct 28, 2005, at 9:34 AM, Michael Rys wrote: > I personally prefer to not repeat the for and lets and write: > > let $set1 := (3,2,1) > , $set2 := (1,2,3) > for $x in $set2 > , $y in $set1 > return > $x +$y I agree that this is even better and I am glad to see that you did not indent the second variable in the for clause. Best regards, Till