More about Display

The Mathematica command Display is used to save a graphic image to a file in a specified format. Two of the most commonly used formats are EPS (Encapsulated PostScript) for printed documents, and GIF for web browsers.

The third parameter of the Display function -- ``XXX'' in the command

Display["filename.???", graphobject, "XXX"]
-- can take one of these values:
EPS
as described above. ``True'' PostScript
PSImage
PostScript bitmap, a restricted kind of PostScript
GIF
Compuserve GIF format
TIFF
TIFF format
PDF
Adobe Acrobat portable document format
Illustrator
Adobe Illustrator format
Metafile
Microsoft Windows metafile
PICT
Macintosh PICT
In addition, any of the following options can be added to the Display command after the format; e.g.,
Display["pic1.gif", gr, "GIF", ImageSize->{360,200}]
ImageSize->{w,h}
specify width and height of image in file
ImageRotated->True
the default is False, portrait orientation
ImageOffset->{x,y}
offset of the image in the viewing area (default {0,0})