but you need to move n/2 to "make room" - think of the whole process. edit: you're not wrong, but what i am saying is that to make the filter practical you hav

but you need to move n/2 to "make room" - think of the whole process. edit: you're not wrong, but what i am saying is that to make the filter practical you have to save the new point, too. sorry for brief comments. on vacn w tablet only.