.TS
center;
cI cI cI
aB lf1 nf1 .
Command	Meaning	Section
a A	Alphabetic subcolumn	2
allbox	Draw box around all items	1
b B	Boldface item	2
box	Draw box around table	1
c C	Centered column	2
center	Center table in page	1
doublebox	Doubled box around table	1
e E	Equal width columns	2
expand	Make table full line width	1
f F	Font change	2
i I	Italic item	2
l L	Left adjusted column	2
n N	Numerical column	2
\fInnn\fR	Column separation	2
p P	Point size change	2
r R	Right adjusted column	2
s S	Spanned item	2
t T	Vertical spanning at top	2
tab \fR(\fIx\|\fR)	Change data separator character	1
$fat roman "T{" ~~ fat roman "T}"$	Text block	3
v V	Vertical spacing change	2
w W	Minimum width value	2
\&\s+4.\s0\fIxx\fR	Included \fItroff\fR command	3
\(bv	Vertical line	2
\(bv\|\(bv	Double vertical line	2
\&\s+4\v'4p'^\v'-4p'\s0	Vertical span	2
\e\&\s+4\v'4p'^\v'-4p'\s0	Vertical span	3
\&=	Double horizontal line	2,3
\&$fat "_"$	Horizontal line	2,3
\&$fat "\e\|_"$	Short horizontal line	3
.TE
