I am deeply indebted to J. F. Ossanna,
for his repeated patient explanations
and for his continuing willingness to
to make other uses easier.
I am also grateful to Jim Blinn, Ted Dolotta,
Doug McIlroy, Mike Lesk and Joel Sturman
for helpful comments on this paper.
Computing Science Technical Report 54, 1976.
A System for Typesetting Mathematics _ User's Guide
Computing Science Technical Report 17, 1977.
TBL _ A Program to Format Tables,
Computing Science Technical Report 49, 1976.
Typing Documents on UNIX,
J. R. Mashey and D. W. Smith,
Programmer's Workbench Memorandum Macros,
Bell Laboratories internal memorandum.