Independent_variable

The one-dimensional variable with respect to which the positions on the Path are reckoned. For normal motion, the positions on the Path are with respect to time, while for directions of facing, the positions are merely reckoned with respect to another spatial dimension, the distance from the Landmark in the specified direction. As these features are the default, literal interpretation of targets of this frame, this frame element is only to be used for metaphorical examples like the following: As public spending goes up in scale , this logic no longer makes sense .