.bp.2C.SHIndex.LP.ps 8.vs 9p! (negating conditionals)~17#$ (macro argument)~16#*x, #(xy (invoke string macro)~14#b (bracketing function)~13#d (subscript)~11#f (font change)~5#h (horizontal motion)~12#nx, #n(xy (number register)~15#o (overstrike)~13#s (size change)~3#u (superscript)~11#v (vertical motion)~11#w (width function)~12#z (zero motion)~13\(fmcommand instead of ^command~9% (page number register)~10,15^^ (end of macro definition)~7^bp~9,10^br (break)~9^ce (center)~2^ds (define string macro)~7,14^fi (fill)~2^ft (change font)~5^if (conditional test)~16^in (indent)~6^lg (set ligatures~5^ll (line length)~6^nf (nofill)~2^nr (set number register)~14^pn (page number)~10^ps (change point size)~1,3^sp (space)~4^ss (set space size)~10^ta (set tab stops)~11^tc (set tab character)~10^tl (title)~9^tr (translate characters)~2,6^ul (italicize)~6^vs (vertical spacing)~3^wh (when conditional)~9,17accents~6,13apostrophes~6arithmetic~15backslash~1,3,5,14,16begin page (^bp)~9block macros (B1,B2)~8bold font (.ft B)~5boustrophedon~12bracketing function (##b)~13break (^br)~9break-causing commmands~9centering (^ce)~2changing fonts (^ft, #f)~5changing macros~15character set~4,5,19character translation (^tr)~2,6columnated output~10commands~1commands that cause break~9conditionals (^if)~16constant proportion~7default break list~9define macro (^de)~7define string macro (^ds)~14drawing lines~11em~7,11end of macro (^^)~7even page test (e)~17fill (^fi)~2fonts (^ft)~4,19Greek (#(*-)~5,19hanging indent (^ti)~12hints~20horizontal motion (#h)~12hp (horizontal position register)~15hyphen~6i scale indicator~4indent (^in)~6index~21italic font (.ft I)~4italicize (^ul)~6legal point sizes~3ligatures (ff,fi,fl; ^lg)~5line length (^ll)~6line spacing (^vs)~3local motions (#u,#d,#v,#h,#w,#o,#z,#b)~11 ffm scale indicator~7machine units~4,12macro arguments~15macros~7macros that change~15multiple backslashes~14negating conditionals (!)~17new page macro (NP)~8nl (current vertical position register)~15nofill (^nf)~2NROFF test (n)~17nested quotes~12number registers (^nr,#n)~14numbered paragraphs~12odd page test (o)~17order of evaluation~14overstrike (#o)~13p scale indicator~3page number register (%)~10page numbers (^pn, ^bp)~10paragraph macro (PG)~7Paternoster~6point size (^ps)~1,3previous font (#fP, ^ft P)~5previous point size (#s0,^ps)~3quotes~6relative change (\(+-)~6ROFF~1ROFF header and footer~8Roman font (.ft R)~4scale indicator i~4scale indicator m~7scale indicator p~3scale indicator u~12scale indicators in arithmetic~15section heading macro (SC)~15set space size (^ss)~10size _ see point sizespace (^sp)~4space between lines (^vs)~3special characters (#(xx)~5,19string macros (^ds,#*)~14subscripts (#d)~11superscripts (#u)~11tab character (^tc)~11tabs (^ta)~10temporary indent (^ti)~7titles (^tl)~8translate (^tr)~2,6,12TROFF examples~19TROFF test (t)~17truncating division~15type faces _ see fontsu scale indicator~12underline (^ul)~6valid point sizes~3vertical motion (#v)~11vertical position on page~9vertical spacing (^vs)~3when (^wh)~9,17width function (#w)~12width of digits~10zero motion (#z)~13