A rectangle is a list of 4 numbers; the first two elements are the x and y coordinates of lower left corner of the rectangle. The other two elements are the width and height of the rectangle.
Pushes a rectangle for the whole encapsulated page onto the PostScript stack. This pushed rectangle is an implicit argument to
Pops the rectangle currently on top of the stack and pushes xparts * yparts sub-rectangles onto the stack in decreasing y and increasing x order. If you are drawing just one graph, then you don't need
The rectangle where data points should be plotted. plotrect is set by
The pagerect argument of the most recent call to
setup-plot. Includes plotrect, legends, etc.