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Footnotes

 (1)
The line width can be set to zero to get the thinnest line the device can produce (i.e. approximately the same as 0.15 for a 600 dpi printer or 0.3 for a 300 dpi printer). The PDF and Postscript authorities discourage using this feature, since it makes your Postscript files device-dependent.
 (2)
J. D. Foley, A. Van Dam, S. K. Feiner, and J. F. Hughes, Computer Graphics: Principles and Practice, Addison-Wesley, 1990.
 (3)
Fifi is called after the dog in the rogue computer game installed on most Unix systems in the 1980's, because it also keeps running around your feet.
 (4)
In fact, in modern LaTeX installations, epsfig.sty is just a small wrapper around graphics.sty.

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