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@r = $axis->rotate_3d($rad, @vs); # anticlockwise
@s = $axis->rotate_3d(-$rad, @vs); # clockwise
Once (shame on you!)
Twice (shame on me!)
More often than I'd like to be
All the time
Just when answering stupid polls
Who you callin' a fool?
I refuse to vote in this ridiculous poll
Results (482 votes). Check out past polls.