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- . I8\}
- .if \\n(NA>8 \{\
- . sp .5
- . I9\}
- .sp |4i
- . \"check how long title is: can space extra .25 inch if short
- .di EZ
- .WT
- .di
- .if \\n(dn<1.5v .if \\n(NA=1 .sp .25i
- .ft 1
- Computing Science Technical Report No. \\*(MN
- .sp
- .if t .ft 3
- .if n .ul 100
- .ps 12
- .vs 15p
- .hy 0
- .WT
- .hy \\n(HY
- .ft 1
- .if n .ul 0
- .ps 10
- .vs 12p
- .sp
- .ft 1
- .A1
- .A2
- .A3
- .A4
- .A5
- .A6
- .A7
- .A8
- .A9
- .ce 0
- .sp |8.5i
- .ce 0
- \\*(DY
- .DZ
- .bp 0
- .ft 1
- .S2
- ..
- . \"SG - signature
- .de SG
- .br
- .KS
- .in +2u*\\n(.lu/3u
- .sp 4
- .A1
- .if \\n(NA>1 .sp 4
- .A2
- .if \\n(NA>2 .sp 4
- .A3
- .if \\n(NA>3 .sp 4
- .A4
- .if \\n(NA>4 .sp 4
- .A5
- .if \\n(NA>5 .sp 4
- .A6
- .if \\n(NA>6 .sp 4
- .A7
- .if \\n(NA>7 .sp 4
- .A8
- .if \\n(NA>8 .sp 4
- .A9
- .in
- .nf
- .if \\n(.$<1 .G9
- .sp -1
- .if \\n(.$>=1 \\$1
- .if \\n(.$>=2 \\$2
- .if \\n(.$>=3 \\$3
- .if \\n(.$>=4 \\$4
- .if \\n(.$>=5 \\$5
- .if \\n(.$>=6 \\$6
- .if \\n(.$>=7 \\$7
- .if \\n(.$>=8 \\$8
- .if \\n(.$>=9 \\$9
- .fi
- .br
- .KE
- ..
- . \"Tables. TS - table start, TE - table end
- .de TS
- .br
- .if !\\n(1T .RT
- .ul 0
- .ti \\n(.iu
- .if t .sp 0.5
- .if n .sp
- .if \\$1H .TQ
- .nr IX 1
- ..
- .de TQ
- .di TT
- .nr IT 1
- ..
- .de TH
- .if \\n(.d>0.5v \{\
- . nr T. 0
- . T# 0\}
- .di
- .nr TQ \\n(.i
- .nr HT 1
- .in 0
- .mk #a
- .mk #b
- .mk #c
- .mk #d
- .mk #e
- .mk #f
- .TT
- .in \\n(TQu
- .mk #T
- ..
- .de TE
- .nr IX 0
- .if \\n(IT .if !\\n(HT \{\
- . di
- . nr EF \\n(.u
- . nf
- . TT
- . if \\n(EF .fi\}
- .nr IT 0
- .nr HT 0
- .if n .sp 1
- .if t .sp 0.5
- .rm a+ b+ c+ d+ e+ f+ g+ h+ i+ j+ k+ l+ n+ m+
- .rr 32 33 34 35 36 37 38 40 79 80 81 82
- .rr a| b| c| d| e| f| g| h| i| j| k| l| m|
- .rr a- b- c- d- e- f- g- h- i- j- k- l- m-
- ..
- .so \*(sd/tmac.skeep
- .de EQ \"equation, breakout and display
- .nr EF \\n(.u
- .rm EE
- .nr LE 1 \" 1 is center
- .ds EL \\$1
- .if "\\$1"L" \{\
- . ds EL \\$2
- . nr LE 0\}
- .if "\\$1"C" .ds EL \\$2
- .if "\\$1"R" \{\
- . ds EL \\$2 \" 2 is right adjust
- . nr LE 2\}
- .if "\\$1"I" \{\
- . nr LE 0
- . if "\\$3"" .ds EE \\h'|10n'
- . el .ds EE \\h'\\$3'
- . ds EL \\$2\}
- .if \\n(YE .nf
- .di EZ
- ..
- .de EN \" end of a displayed equation
- .br
- .di
- .rm EZ
- .nr ZN \\n(dn
- .if \\n(ZN .if !\\n(YE .LP
- .if !\\n(ZN .if !"\\*(EL"" .nr ZN 1
- .if \\n(ZN \{\
- . ie "\\n(.z"" \{\
- . if t .if !\\n(nl=\\n(PE .sp .5
- . if n .if !\\n(nl=\\n(PE .sp 1\}
- . el \{\
- . if t .if !\\n(.d=\\n(PE .sp .5
- . if n .if !\\n(.d=\\n(PE .sp 1\}\}
- 'pc
- .if \\n(BD .nr LE 0 \" don't center if block display or mark/lineup
- .if \\n(MK \{\
- . if \\n(LE=1 .ds EE \\h'|10n'
- . nr LE 0\}
- 'lt \\n(.lu
- .if !\\n(EP .if \\n(ZN \{\
- . if \\n(LE=1 .tl \(ts\(ts\\*(10\(ts\\*(EL\(ts
- . if \\n(LE=2 .tl \(ts\(ts\(ts\\*(10\\*(EL\(ts
- . if !\\n(LE \{\
- . if !\\n(BD .tl \(ts\\*(EE\\*(10\(ts\(ts\\*(EL\(ts
- . if \\n(BD .if \\n(BD<\\w\(ts\\*(10\(ts .nr BD \\w\(ts\\*(10\(ts
- . if \\n(BD \!\\*(10\\t\\*(EL\}\}
- .if \\n(EP .if \\n(ZN \{\
- . if \\n(LE=1 .tl \(ts\\*(EL\(ts\\*(10\(ts\(ts
- . if \\n(LE=2 .tl \(ts\\*(EL\(ts\(ts\\*(10\(ts
- . if !\\n(LE \{\
- . if !\\n(BD .tl \(ts\\*(EL\\*(EE\\*(10\(ts\(ts\(ts
- . if \\n(BD .if \\n(BD<\\w\(ts\\*(10\(ts .nr BD \\w\(ts\\*(10\(ts
- . if \\n(BD \!\\h'-\\\\n(.iu'\\*(EL\\h'|0'\\*(10\}\}
- 'lt \\n(LLu
- 'pc %
- .if \\n(YE .if \\n(EF .fi
- .if t .if \\n(ZN .sp .5
- .if n .if \\n(ZN .sp
- .ie "\\n(.z"" .nr PE \\n(nl
- .el .nr PE \\n(.d
- ..
- .de PS \" start picture
- . \" $1 is height, $2 is width, both in inches
- .if \\$1>0 .sp .35
- .ie \\$1>0 .nr $1 \\$1
- .el .nr $1 0
- .in (\\n(.lu-\\$2)/2u
- .ne \\$1
- ..
- .de PE \" end of picture
- .in
- .if \\n($1>0 .sp .65
- ..
- . \" .P1/.P2 macros for programs
- .
- .nr XP 1 \" delta point size for program
- .nr XV 1p \" delta vertical for programs
- .nr XT 8 \" delta tab stop for programs
- .nr DV .5v \" space before start of program
- .
- .de P1
- .nr P1 .4i \" program indent in .P1
- .nr OI .4i
- .if \\n(.$ .nr P1 \\$1
- .br
- .nr v \\n(.v
- .di p1
- .in \\n(P1u
- .nf
- .ps -\\n(XP
- .vs -\\n(XVu
- .ft CW
- .nr t \\n(XT*\\w'x'u
- .ta 1u*\\ntu 2u*\\ntu 3u*\\ntu 4u*\\ntu 5u*\\ntu 6u*\\ntu 7u*\\ntu 8u*\\ntu 9u*\\ntu 10u*\\ntu 11u*\\ntu 12u*\\ntu 13u*\\ntu 14u*\\ntu
- ..
- .
- .de P2
- .br
- .ps \\n(PS
- .vs \\n(VSp
- .vs \\nvu
- .ft 1
- .in
- .di
- .br
- .sp \\n(DVu
- .br
- .if \\n(.$=0 .ne \\n(dnu \" -\\n(DVu
- .nf
- .p1
- .sp \\n(DVu
- .br
- .fi
- ..
- .
- .de ME
- .nr SJ \\n(.j
- .if \\n(LL .nr LT \\n(LL
- .nr YE 1
- .if !\\n(PO .nr PO \\n(.o
- .if \\n(mo-0 .ds MO January
- .if \\n(mo-1 .ds MO February
- .if \\n(mo-2 .ds MO March
- .if \\n(mo-3 .ds MO April
- .if \\n(mo-4 .ds MO May
- .if \\n(mo-5 .ds MO June
- .if \\n(mo-6 .ds MO July
- .if \\n(mo-7 .ds MO August
- .if \\n(mo-8 .ds MO September
- .if \\n(mo-9 .ds MO October
- .if \\n(mo-10 .ds MO November
- .if \\n(mo-11 .ds MO December
- .if \\n(dw-0 .ds DW Sunday
- .if \\n(dw-1 .ds DW Monday
- .if \\n(dw-2 .ds DW Tuesday
- .if \\n(dw-3 .ds DW Wednesday
- .if \\n(dw-4 .ds DW Thursday
- .if \\n(dw-5 .ds DW Friday
- .if \\n(dw-6 .ds DW Saturday
- .nr yP (\\n(yr+2000)/100)
- .nr yD (\\n(yr%100
- .af yD 01
- .if "\\*(DY"" .ds DY \\*(MO \\n(dy, \\n(yP\\n(yD
- .if "\\*(CF"" .if n .ds CF "\\*(DY
- ..
- . \"EM end up macro - process left over keep-release
- .de EM
- .br
- .if \\n(AJ .tm Syntax error: no .AE
- .if \\n(IF .ab Missing .FE somewhere
- .if t .if \\n(TB=0 .wh -1p CM
- .if \\n(TB \{\&\c
- ' bp
- . NP
- . ch CM 160\}
- ..
- . \"NP new page
- .de NP
- .rr PE
- .if \\n(FM+\\n(HM>=\\n(.p \{\
- . tm Margins bigger than page length.
- . ab
- . ex\}
- .if t .CM
- .if !\\n(HM .nr HM 1i
- 'sp \\n(HMu/2u
- .ev 1
- .nr PX \\n(.s
- .nr PF \\n(.f
- .nr PV \\n(.v
- .lt \\n(LTu
- .ps \\n(PS
- .vs \\n(PS+2
- .ft 1
- .if \\n(PO .po \\n(POu
- .PT
- .ps \\n(PX
- .vs \\n(PVu
- .ft \\n(PF
- .ev
- 'sp |\\n(HMu
- .nr XX 0 1
- .nr YY 0-\\n(FMu
- .ch FO 16i
- .ch FX 17i
- .ch FO \\n(.pu-\\n(FMu
- .ch FX \\n(.pu-\\n(FMu
- .if \\n(MF .FV
- .nr MF 0
- .mk
- .os
- .ev 1
- .if !\\n(TD .if \\n(TC<5 .XK
- .nr TC 0
- .ns
- .ev
- .nr TQ \\n(.i
- .nr TK \\n(.u
- .if \\n(IT \{\
- . in 0
- . nf
- . TT
- . in \\n(TQu
- . if \\n(TK .fi\
- \}
- .mk #T
- ....if t .if \\n(.o+\\n(LL>7.75i .tm Offset + line length exceeds 7.75 inches, too wide
- ..
- .de XK
- .nr TD 1
- .nf
- .ls 1
- .in 0
- .rn KJ KL
- .KL
- .rm KL
- .if "\\n(.z"KJ" .di
- .nr TB 0
- .if "\\n(.z"KJ" .nr TB 1
- .br
- .in
- .ls
- .fi
- .if (\\n(nl+1v)>(\\n(.p-\\n(FM) \{\
- . if \\n(NX>1 .RC
- . if \\n(NX<1 .bp\}
- .nr TD 0
- ..
- .de KD
- .nr KM 0
- .if "\\n(.z"" .if \\$2>0 .if \\n(nl>\\n(HM \{\
- . if (\\n(nl+1v)<(\\n(.p-\\n(FM) .di KJ \" full page figure must have new page
- . sp 15i\}
- .if "\\n(.z"" .if \\n(nl>\\n(HM .if \\$2=0 .if (\\n(nl+1v)>(\\n(.p-\\n(FM) .sp 15i
- .if "\\n(.z"KJ" .nr KM 1 \" KM is 1 if in a rediversion of keeps
- .if \\n(KM>0 \!.KD \\$1 \\$2
- .nr KR \\n(.t
- .if \\n(nl<=\\n(HM .nr KR 32767
- .if \\n(KM=0 \{\
- . if \\n(KR<\\$1 \{\
- . di KJ
- . nr KM 1\}
- . if \\$2>0 .if (\\n(nl+1v)>(\\n(.p-\\n(FM) .sp 15i\}
- .rs
- .if \\n(KM=0 .if \\$2>0 .sp \\n(.tu-\\$1u
- ..
- .de PT
- .lt \\n(LLu
- .pc %
- .nr PN \\n%
- .if \\n%-1 .tl \\*(LH\\*(CH\\*(RH
- .lt \\n(.lu
- ..
- . \"FO - footer of page
- .de FO
- .rn FO FZ
- .if \\n(IT>0 \{\
- . nr T. 1
- . if \\n(FC=0 .T# 1
- . br\}
- .nr FC +1
- .if \\n(NX<2 .nr WF 0
- .nr dn 0
- .if \\n(FC<=1 .if \\n(XX .XF
- .rn FZ FO
- .nr MF 0
- .if \\n(dn .nr MF 1
- .if !\\n(WF \{\
- . nr YY 0-\\n(FMu
- . ch FO \\n(YYu\}
- .if !\\n(dn .nr WF 0
- .if \\n(FC<=1 .if \\n(XX=0 \{\
- . if \\n(NX>1 .RC
- . if \\n(NX<1 'bp\}
- .nr FC -1
- .if \\n(ML>0 .ne \\n(MLu
- ..
- . \"2C - begin double column
- .de 2C
- .MC \" default MC is double column
- ..
- .de MC \" multiple columns- arg is line length
- .nr L1 \\n(LL*7/15
- .if \\n(CW>=0 .nr L1 \\n(CWu
- .if \\n(.$ .nr L1 \\$1n
- .if \\n(GW>=0 .nr GW \\n(GWu
- .if \\n(.$>1 .nr GW \\$2n
- .nr NQ \\n(LL/\\n(L1
- .if \\n(NQ<1 .nr NQ 1
- .if \\n(NQ>2 .if (\\n(LL%\\n(L1)=0 .nr NQ -1
- .if !\\n(1T \{\
- . BG
- . if n .sp 4
- . if t .sp 2\}
- .if \\n(NX=0 .nr NX 1
- .if !\\n(NX=\\n(NQ \{\
- . RT
- . if \\n(NX>1 .bp
- . mk
- . nr NC 1
- . po \\n(POu\}
- .if \\n(NQ>1 .hy \\n(HY
- .nr NX \\n(NQ
- .if \\n(NX>1 .nr CW \\n(L1
- .ll \\n(L1u
- .nr FL \\n(L1u*11u/12u
- .if \\n(NX>1 .if \\n(GW<0 .nr GW (\\n(LL-(\\n(NX*\\n(L1))/(\\n(NX-1)
- .nr RO \\n(L1+\\n(GW
- .ns
- ..
- .de RC
- .ie \\n(NC>=\\n(NX .C2
- .el .C1
- ..
- .de C1
- .rt
- .po +\\n(ROu
- .nr NC +1
- .if \\n(NC>\\n(NX .nr NC 1
- .nr XX 0 1
- .nr YY 0-\\n(FMu
- .if \\n(MF .FV
- .ch FX \\n(.pu-\\n(FMu
- .ev 1
- .if \\n(TB .XK
- .nr TC 0
- .ev
- .nr TQ \\n(.i
- .if \\n(IT \{\
- . in 0
- . TT
- . in \\n(TQu\}
- .mk #T
- .ns
- ..
- .de C2
- .po \\n(POu
- .nr NC +1
- .if \\n(NC>\\n(NX .nr NC 1
- 'bp
- ..
- . \"1C - return to single column format
- .de 1C
- .MC \\n(LLu
- .hy \\n(HY
- ..
- .de MH
- Bell Laboratories
- Murray Hill, New Jersey 07974
- ..
- .de PY
- Bell Laboratories
- Piscataway, New Jersey 08854
- ..
- .de BT
- .nr PX \\n(.s
- .nr PF \\n(.f
- .ft 1
- .ps \\n(PS
- 'lt \\n(LTu
- .po \\n(POu
- .if \\n%>0 .tl \(ts\\*(LF\(ts\\*(CF\(ts\\*(RF\(ts
- .ft \\n(PF
- .ps \\n(PX
- ..
- . \"PP - paragraph
- .de PP
- .RT
- .if \\n(1T .sp \\n(PDu
- .ti +\\n(PIu
- ..
- . \"SH - (unnumbered) section heading
- .de SH
- .ti \\n(.iu
- .RT
- .ie \\n(1T .sp 1
- .el .BG
- .RT
- .ne 4
- .ft 3
- .if n .ul 1000
- ..
- . \"NH - numbered heading
- .de N{
- .RT
- .ie \\n(1T .sp 1
- .el .BG
- .RT
- .ne 4
- .ft 3
- .if n .ul 1000
- .nr NS \\$1
- .if !\\n(.$ .nr NS 1
- .if !\\n(NS .nr NS 1
- .nr H\\n(NS +1
- .if !\\n(NS-4 .nr H5 0
- .if !\\n(NS-3 .nr H4 0
- .if !\\n(NS-2 .nr H3 0
- .if !\\n(NS-1 .nr H2 0
- .if !\\$1 .if \\n(.$ .nr H1 1
- .ds SN \\n(H1.
- .ti \\n(.iu
- .if \\n(NS-1 .as SN \\n(H2.
- .if \\n(NS-2 .as SN \\n(H3.
- .if \\n(NS-3 .as SN \\n(H4.
- .if \\n(NS-4 .as SN \\n(H5.
- ..
- .de NH
- .N{ \\$1
- \\*(SN
- ..
- . \"BG - begin, execute at first PP
- .de BG
- .br
- .ME
- .rm ME
- .di
- .ce 0
- .nr KI 0
- .hy \\n(HY
- .nr 1T 1
- .nr CS 0
- .S\\n(ST
- .rm S0 S1 S2 S3 OD OK TX AX WT CS TM IM MF MR RP I1 I2 I3 I4 I5 CB E1 E2
- .de TL
- .ft 3
- .sp
- .if n .ul 100
- .ce 100
- .ps +2
- \\..
- .de AU
- .ft 2
- .if n .ul 0
- .ce 100
- .sp
- .NL
- \\..
- .de AI
- .ft 1
- .ce 100
- .if n .ul 0
- .if n .sp
- .if t .sp .5
- .NL
- \\..
- .RA
- .rm RA
- .rn FJ FS
- .rn FK FE
- .nf
- .ev 1
- .ps \\n(PS-2
- .vs \\n(.s+2p
- .ev
- .if !\\n(KG .nr FP 0
- .if \\n(GA>1 .if \\n(KG=0 .nr GA 0 \" next UNIX must be flagged.
- .nr KG 0
- .if \\n(FP \{\
- . FS
- . FG
- . FE\}
- .br
- .if n .if \\n(TV .sp 2
- .if t .if \\n(TV .sp 1
- .fi
- .ll \\n(LLu
- .ev 1
- .if !\\n(FL .nr FL \\n(LLu*11u/12u
- .ll \\n(FLu
- .ev
- ..
- .de RA \"redefine abstract macros
- .de AB
- .br
- .if !\\n(1T .BG
- .ce 1
- .sp 1
- .ie \\n(.$ \{\
- . if !"\\$1"-" .if !"\\$1"no" \{\
- \\$1
- .sp\}\}
- .el \{\
- ABSTRACT
- .sp\}
- .sp 1
- .nr AJ 1
- .in +\\n(.lu/12u
- .ll -\\n(.lu/12u
- .RT
- \\..
- .de AE
- .nr AJ 0
- .br
- .in 0
- .ll \\n(LLu
- .ie \\n(VS>=41 .vs \\n(VSu
- .el .vs \\n(VSp
- \\..
- ..
- . \"IP - indented paragraph
- .de IP
- .RT
- .if !\\n(IP .nr IP +1
- .ie \\n(ID>0 .sp \\n(IDu
- .el .sp \\n(PDu
- .nr IU \\n(IR+1
- .if \\n(.$>1 .nr I\\n(IU \\$2n+\\n(I\\n(IRu
- .if \\n(I\\n(IU=0 .nr I\\n(IU \\n(PIu+\\n(I\\n(IRu
- .in \\n(I\\n(IUu
- .nr TY \\n(TZ-\\n(.i
- .nr JQ \\n(I\\n(IU-\\n(I\\n(IR
- .ta \\n(JQu \\n(TYuR
- .if \\n(.$ \{\
- .ti \\n(I\\n(IRu
- \&\\$1\t\c\}
- ..
- . \"LP - left aligned (block) paragraph
- .de LP
- .ti \\n(.iu
- .RT
- .if \\n(1T .sp \\n(PDu
- ..
- .de QP
- .ti \\n(.iu
- .RT
- .if \\n(1T .sp \\n(PDu
- .ne 1.1
- .nr QP 1
- .in +\\n(QIu
- .ll -\\n(QIu
- .ti \\n(.iu
- ..
- . \"IE - synonym for .LP
- .de IE
- .LP
- ..
- . \"RS - prepare for double indenting
- .de RS
- .nr IS \\n(IP
- .RT
- .nr IP \\n(IS
- .nr IU \\n(IR
- .nr IR +1
- .if !\\n(I\\n(IR .nr I\\n(IR \\n(I\\n(IU+\\n(PIu
- .in \\n(I\\n(IRu
- .nr TY \\n(TZ-\\n(.i
- .ta \\n(TYuR
- ..
- . \"RE - retreat to the left
- .de RE
- .nr IS \\n(IP
- .RT
- .nr IP \\n(IS
- .if \\n(IR>0 .nr IR -1
- .in \\n(I\\n(IRu
- ..
- .de TC
- .nr TZ \\n(.lu
- .if \\n(.$ .nr TZ \\$1n
- .ta \\n(TZuR
- ..
- .de TD
- .LP
- .nr TZ 0
- ..
- . \"CM - cut mark
- .de CM
- .po 0
- .lt 7.6i
- .ft 1
- .ps 10
- .vs 4p
- .if "\\*(.T"aps" .tl '--''--'
- .po
- .vs
- .lt
- .ps
- .ft
- ..
- . \" fontname(CW) fontstr(\f(CW) first_arg goes_after goes_before
- .de OF \" this is completely WRONG if any argument contains "'s
- .nr PQ \\n(.f
- .hy 0
- .if t .if "\\$3"" .ft \\$1
- .if t .if !"\\$3"" \{\
- \&\\$5\\$2\\$3\\f\\n(PQ\\$4
- .hy \\n(HY\}
- .if n \{\
- . if \\n(.$=5 \&\\$5
- . ie "\\$3"" .ul 1000
- . el .ul 1
- . if \\n(.$=3 \&\\$3
- . if \\n(.$>3 \&\\$3\\c
- . if \\n(.$>3 \&\\$4
- . hy \\n(HY\}
- ..
- . \"B - bold font
- .de B
- .OF 3 \\f3 "\\$1" "\\$2" "\\$3"
- ..
- .de BI \" bold italic -- only on 202
- .OF 4 \\f4 "\\$1" "\\$2" "\\$3"
- ..
- . \"R - Roman font
- .de R
- .nr PQ \\n(.f
- .ft 1
- .ie \\n(.$>0 \&\\$1\f\\n(PQ\\$2
- .el .if n .ul 0
- ..
- . \"I - italic font
- .de I
- .OF 2 \\f2 "\\$1" "\\$2" "\\$3"
- ..
- . \"CW - constant width font
- .de CW
- .nr PQ \\n(.f
- .if t .if \\n(.$>0 \%\&\\$3\f(CW\\$1\f\\n(PQ\&\\$2
- .if t .if \\n(.$=0 .OF CW \\f(CW "\\$1" "\\$2" "\\$3"
- .if n .OF CW \\f(CW "\\$1" "\\$2" "\\$3"
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