No implementation found for style `ifthen'
No implementation found for style `graphicx'

The greg.aux file was not found, so sections will not be numbered 
and cross-references will be shown as icons.

No number for "TheX-Windowgraphicwindowjustbeforeclearingtheplotinthedemonstrationprocedure."

No number for "Theprintedoutputofthesimpledemonstrationprocedure."

No number for "AnexampleofbitmapdisplayinGreG."
couldn't convert character sacute into available encodings

 ...set $ACCENT_IMAGES  to get an image 
