Thus spake "Anna" <[email protected]> on 7/22/13 12:31 PM:

>For turning the paper over vertically, I would combine the turn over
>arrow with an turn around arrow, therefore for me the turn over arrow
>always points at the next step.

When the step before the turn-over is the last step at the right end of a
row of steps, and the next step is the first step at the left end of the
next row (*), do you make the turn-over arrow point toward the southwest?

Also, when the step before the turn-over is the last step on an
odd-numbered page, and the next step is the first step on the next
even-numbered page, does the turn-over arrow point north?

I'm not trying to advocate a particular convention here, just curious
about the ramifications of "always point to the next step."

I'm pretty sure that someone has pointed out in the past that when one
uses a turn-over arrow with a loop in the stem (as I, and most people,
do), if taken literally, it would seem to indicate to turn the paper over
(half the loop) and over again (the rest of the loop), resulting in the
original orientation! Fortunately, (almost) no one takes these symbols TOO
literally. ;o)

Regards,

Robert

(*) Of course my first question only applies if one uses strict
left-to-right, row-by-row placement of steps, which I prefer, but I know a
fair number of diagrammers use the "start at the top left, then wander
around to fill up the page, using a gray bar behind to show the flow."
Both have their merits. We need a short name for the latter placement,
though. I hereby coin the name "drunken boustrophedon," but I will, of
course, defer to common usage if there's already a name out there.


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