At 07:24 AM 10/29/97 -0500, you wrote: >what does _GRBUFCOPY do? > >thanx, >Patrick > It copies the backup graph memory to the screen. If you display a graph, then quit to the home screen, then presss graph again, the graph will come up immediately, without the calc having to redraw the whole thing. That's what _GRBUFCOPY does, just displays the current graph picture. --Joshua