Bug fixes and other useful suggestions were supplied by
Harald Hanche-Olsen (hanche@imf.unit.no),
cwitty@portia.stanford.edu,
Jonathan I. Kamens,
Per Cederqvist (ceder@signum.se),
Michael Lipka (lipka@lip.hanse.de),
Andy Piper (ajp@eng.cam.ac.uk),
Frederic Pierresteguy (F.Pierresteguy@frcl.bull.fr),
Ignatios Souvatzis
and Richard Stallman (rms@gnu.ai.mit.edu).
This documentation was slightly inspired by the documentation of "rolo
mode" by Paul Davis at Schlumberger Cambridge Research
(davis%scrsu1%sdr.slb.com@relay.cs.net).
None of this would have been possible without GNU Emacs of the Free Software Foundation. Thanks, Richard!