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/contrib/groff/tmac/e.tmac

https://bitbucket.org/freebsd/freebsd-head/
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   1.\"	@(#)e.tmac	2.31 (Berkeley) 5/21/88
   2.\"	Modified by James Clark for use with groff.
   3.\"
   4.\" Copyright (c) 1988 Regents of the University of California.
   5.\" All rights reserved.
   6.\"
   7.\" Redistribution and use in source and binary forms are permitted
   8.\" provided that this notice is preserved and that due credit is given
   9.\" to the University of California at Berkeley. The name of the University
  10.\" may not be used to endorse or promote products derived from this
  11.\" software without specific prior written permission. This software
  12.\" is provided ``as is'' without express or implied warranty.
  13.\"	%beginstrip%
  14.\"
  15.\"**********************************************************************
  16.\"*									*
  17.\"*	******  - M E   N R O F F / T R O F F   M A C R O S  ******	*
  18.\"*									*
  19.\"*	Produced for your edification and enjoyment by:			*
  20.\"*		Eric Allman						*
  21.\"*		Electronics Research Laboratory				*
  22.\"*		U.C. Berkeley.						*
  23.\"*	current address:						*
  24.\"*		Britton-Lee, Inc.					*
  25.\"*		1919 Addison Street Suite 105				*
  26.\"*		Berkeley, California  94704				*
  27.\"*									*
  28.\"*	VERSION 2.31	First Release: 11 Sept 1978			*
  29.\"*									*
  30.\"*	Documentation is available.					*
  31.\"*									*
  32.\"**********************************************************************
  33.\"
  34.\"	Code on .de commands:
  35.\"		***	a user interface macro.
  36.\"		&&&	a user interface macro which is redefined
  37.\"			when used to be the real thing.
  38.\"		$$$	a macro which may be redefined by the user
  39.\"			to provide variant functions.
  40.\"		---	an internal macro.
  41.\"
  42.if !\n(.g .ig
  43.de @R			\" --- initialize number register to 0, if undefined
  44.if !r\\$1 .nr \\$1 0
  45..
  46.@R pf
  47.if \n(pf .nx
  48.if !\n(.g .ig
  49.de @S			\" --- initialize string/macro to empty, if undefined
  50.if !d\\$1 .ds \\$1 \" empty
  51..
  52.@R @\"			\" debugging level
  53.\"		*** INTERNAL GP MACROS ***
  54.de @C			\" --- change ev's, taking info with us
  55.nr _S \\n(.s
  56.nr _V \\n(.v
  57.nr _F \\n(.f
  58.nr _J \\n(.j
  59.do ds _A \\n[.fam]
  60.nr _I \\n(.i
  61.ev \\$1
  62.ps \\n(_S
  63.vs \\n(_Vu
  64.ft \\n(_F
  65.ad \\n(_J
  66.do @fam \\*(_A
  67'in \\n(_Iu
  68.xl \\n($lu
  69.lt \\n($lu
  70.rr _S
  71.rr _V
  72.rr _F
  73.rr _I
  74.rr _J
  75.ls 1
  76'ce 0
  77..
  78.de @D			\" --- determine display type (Indent, Left, Center)
  79.ds |p "\\$3
  80.nr _d 0
  81.if "\\$2"C" \
  82.	nr _d 1
  83.if "\\$2"L" \
  84.	nr _d 2
  85.if "\\$2"I" \
  86.	nr _d 3
  87.if "\\$2"M" \
  88.	nr _d 4
  89.if !\\n(_d \{\
  90.	nr _d \\$1
  91.	ds |p "\\$2
  92.\}
  93..
  94.de @z			\" --- end macro
  95.if \n@>1 .tm >> @z, .z=\\n(.z ?a=\\n(?a
  96.if !"\\n(.z"" \
  97\{\
  98.	tm Line \\n(c. -- Unclosed block, footnote, or other diversion (\\n(.z)
  99.	di
 100.	ex
 101.\}
 102.if \\n(?a \
 103.	bp			\" force out final table
 104.ds bp
 105.ds @b\"			\" don't start another page
 106.br
 107.if \n@>1 .tm << @z
 108..
 109.\"		*** STANDARD HEADERS AND FOOTERS ***
 110.ie \n(.g .ds $* \\\\$*
 111.el .ds $* \\\\$1 \\\\$2 \\\\$3 \\\\$4 \\\\$5 \\\\$6 \\\\$7 \\\\$8 \\\\$9
 112.de he			\" *** define header
 113.ie !\\n(.$ \
 114\{\
 115.	rm |4
 116.	rm |5
 117.\}
 118.el \
 119\{\
 120.	ds |4 "\*($*
 121.	ds |5 "\*($*
 122.\}
 123..
 124.de eh			\" *** define even header
 125.ie !\\n(.$ \
 126.	rm |4
 127.el \
 128.	ds |4 "\*($*
 129..
 130.de oh			\" *** define odd header
 131.ie !\\n(.$ \
 132.	rm |5
 133.el \
 134.	ds |5 "\*($*
 135..
 136.de fo			\" *** define footer
 137.ie !\\n(.$ \
 138\{\
 139.	rm |6
 140.	rm |7
 141.\}
 142.el \
 143\{\
 144.	ds |6 "\*($*
 145.	ds |7 "\*($*
 146.\}
 147..
 148.de ef			\" *** define even foot
 149.ie !\\n(.$ \
 150.	rm |6
 151.el \
 152.	ds |6 "\*($*
 153..
 154.de of			\" *** define odd footer
 155.ie !\\n(.$ \
 156.	rm |7
 157.el \
 158.	ds |7 "\*($*
 159..
 160.de ep			\" *** end page (must always be followed by a .bp)
 161.if \\n(nl>0 \
 162\{\
 163.	wh 0
 164.	rs
 165.	@b
 166.\}
 167..
 168.\"		*** INTERNAL HEADER AND FOOTER MACROS ***
 169.de @h			\" --- header
 170.if \n@>1 .tm >> @h %=\\n% ?a=\\n(?a ?b=\\n(?b ?w=\\n(?w
 171.if (\\n(.i+\\n(.o)>=\\n(.l \
 172.	tm Line \\n(c. -- Offset + indent exceeds line length
 173.\" initialize a pile of junk
 174.nr ?h \\n(?H			\" transfer "next page" to "this page"
 175.nr ?H 0
 176.nr ?c \\n(?C
 177.nr ?C 0
 178.rn |4 |0
 179.rn |5 |1
 180.rn |6 |2
 181.rn |7 |3
 182.nr _w 0			\" reset max footnote width
 183.nr ?W 0			\" no wide floats this page (yet)
 184.nr ?I 1
 185.\" begin actual header stuff
 186.ev 2
 187.rs
 188.if \\n(hm>0 \
 189.	sp |\\n(hmu		\" move to header position
 190.@t $h\"			\" output header title
 191.if \\n(tm<=0 \
 192.	nr tm \n(.Vu
 193.sp |\\n(tmu			\" move to top of text
 194.ev
 195.mk _k				\" for columned output
 196.if \\n(?n .nm 1		\" restore line numbering if n1 mode
 197.nr $c 1			\" set first column
 198.if \n@>4 .tm -- @h >> .ns nl=\\n(nl %=\\n% _k=\\n(_k tm=\\n(tm
 199.ie \\n(?s \
 200\{\
 201.	nr ?s 0
 202.	rs
 203'	@b
 204.\}
 205.el \
 206.	@n\"			\" begin the column
 207.if \n@>2 .tm << @h
 208..
 209.de @n			\" --- new column or page
 210.if \n@>3 .tm >> @n nl=\\n(nl %=\\n% ?f=\\n(?f ?o=\\n(?o
 211.if \\n(bm<=0 \
 212.	nr bm \\n(.Vu
 213.if (\\n(_w<=\\n($l)&(\\n(?W=0) \
 214\{\
 215.	nr _b (\\n(ppp*\\n($vu)/200u	\" compute fudge factor (must be < 1P)
 216.	if \\n(_bu>((\\n(bmu-\\n(fmu-((\\n(tpp*\\n($vu)/100u))/2u) \
 217.		nr _b (\\n(ppp*\\n($vu)/100u-\n(.Vu
 218.	nr _b +\\n(bmu
 219.\}
 220.nr _B \\n(_bu
 221.ch @f
 222.wh -\\n(_bu @f
 223.nr _b +(\\n(ppp*\\n($vu)/100u \" add 1 paragraph v in case of sweep past
 224.if \n@>2 .tm @n .p=\\n(.p bm=\\n(bm _b=\\n(_b _B=\\n(_B
 225.nr ?f 0			\" reset footnote flag
 226.if \\n(?o \
 227\{\
 228.	(f _\"			\" reprocess footnotes which run off page
 229.	nf
 230.	|o
 231.	fi
 232.	)f
 233.	rm |o
 234.\}
 235.nr ?o 0
 236.if \\n(?T \
 237\{\
 238.	nr _i \\n(.i
 239.	in 0
 240.	|h\"			\" output the table header
 241.	in \\n(_iu
 242.	rr _i
 243.	mk #T			\" for tbl commands
 244.	ns
 245.\}
 246.if (\\n(?a)&((\\n($c<2):(\\n(?w=0)) \
 247\{\
 248.	nr ?a 0			\" output floating keep
 249.	@k |t
 250.	if \\n(?w \
 251.		mk _k		\" don't overstrike wide keeps
 252.	nr ?w 0
 253.\}
 254.os
 255.$H\"				\" special column header macro
 256.ns
 257..
 258.de @f			\" --- footer
 259.if \n@>1 .tm >> @f %=\\n% nl=\\n(nl ?a=\\n(?a ?b=\\n(?b ?f=\\n(?f
 260.if \n@>2 .nr VL \\n(.pu-\\n(nlu
 261.if \n@>2 .tm @f bm=\\n(bm _B=\\n(_B _b=\\n(_b .p-nl=\\n(VL
 262.ec
 263.if \\n(?T \
 264\{\
 265.	nr T. 1			\" for tbl commands (to output bottom line)
 266.	T# 1\"			\" output the sides and bottom lines
 267.	br
 268.\}
 269.ev 2
 270.ce 0
 271.if \\n(?b \
 272\{\
 273.	nr ?b 0
 274.	@k |b\"			\" output bottom of page tables
 275.\}
 276.if \\n(?f \
 277.	@o\"			\" output footnote if present
 278.ie \\n($c<\\n($m \
 279.	@c\"			\" handle new column
 280.el \
 281.	@e\"			\" new page
 282.ev
 283.if \n@>2 .tm << @f
 284..
 285.de @o			\" --- output footnote
 286.nf
 287.ls 1
 288.in 0
 289.if \n@>2 .tm @o last printed text = \\n(nl placing @r trap at -\\n(_B
 290.wh -\\n(_Bu @r
 291.|f
 292.fi
 293.if \n@>2 .tm @o triggered @r (?o) = \\n(?o
 294.if \\n(?o \
 295\{\
 296.	di			\" just in case triggered @r
 297.	if \\n(dn=0 \
 298\{\
 299.		rm |o
 300.		nr ?o 0
 301.	\}
 302.	nr dn \\n(_D
 303.	rr _D
 304.\}
 305.rm |f
 306.ch @r
 307..
 308.de @c			\" --- new column
 309.if \n@>2 .tm	>> @c %=\\n%
 310.rs
 311.sp |\\n(_ku
 312.@O +\\n($lu+\\n($su
 313.nr $c +1
 314.@n
 315..
 316.de @e			\" --- end page
 317.if \n@>2 .tm	>> @e
 318.@O \\n(_ou
 319.rs
 320.sp |\\n(.pu-\\n(fmu-((\\n(tpp*\\n($vu)/100u)	\" move to footer position
 321.@t $f\"			\" output footer title
 322.nr ?h 0
 323.bp
 324..
 325.de @t			\" --- output header or footer title
 326.if !\\n(?h \
 327\{\
 328.	sz \\n(tp\"		\" set header/footer type fonts, etc.
 329.	@F \\n(tf
 330.	lt \\n(_Lu		\" make title span entire page
 331.	nf
 332.	\\$1
 333.	br
 334.\}
 335..
 336.de $h			\" $$$ print header
 337.ds |z
 338.if !\\n(?c \
 339\{\
 340.	if e .ds |z "\\*(|0
 341.	if o .ds |z "\\*(|1
 342.\}
 343.if !\(ts\\*(|z\(ts\(ts \
 344'	tl \\*(|z
 345.rm |z
 346..
 347.de $f			\" $$$ print footer
 348.ds |z
 349.if \\n(?c \
 350\{\
 351.	if e .ds |z "\\*(|0
 352.	if o .ds |z "\\*(|1
 353.\}
 354.if \(ts\\*(|z\(ts\(ts \
 355\{\
 356.	if e .ds |z "\\*(|2
 357.	if o .ds |z "\\*(|3
 358.\}
 359.if !\(ts\\*(|z\(ts\(ts \
 360'	tl \\*(|z
 361.rm |z
 362..
 363.de @r			\" --- reprocess overflow footnotes
 364.if \n@>3 .tm		>> @r .z=\\n(.z ?f=\\n(?f ?a=\\n(?a ?b=\\n(?b _b=\\n(_b
 365.di |o				\" save overflow footnote
 366.nr ?o 1
 367.nr _D \\n(dn
 368.ns
 369..
 370.\"		*** COMMANDS WITH VARIANT DEFINITIONS ***
 371.rn bp @b		\" --- begin page
 372.de bp			\" *** begin new page (overrides columns)
 373.nr $c \\n($m			\" force new page, not new column
 374.ie \\n(nl>0 \
 375.	@b \\$1
 376.el \
 377\{\
 378.	if \\n(.$>0 \
 379.		pn \\$1
 380.	if \\n(?I \
 381.		@h\"		\" 'spring' the header trap
 382.\}
 383.br
 384.wh 0 @h			\" reset header
 385..
 386.rn ll xl		\" *** special line length (local)
 387.de ll			\" *** line length (global to environments)
 388.xl \\$1
 389.lt \\$1
 390.nr $l \\n(.l
 391.if (\\n($m<=1):(\\n($l>\\n(_L) \
 392.	nr _L \\n(.l
 393..
 394.rn po @O		\" --- local page offset
 395.de po			\" *** page offset
 396.@O \\$1
 397.nr _o \\n(.o
 398..
 399.\" Redefine the fam request to set the family in
 400.\" environment 2 as well as the current environment.
 401.if !\n(.g .ig
 402.do rn fam @fam		\" --- set family in current environment
 403.do de fam		\" *** set font family in ev 2 and current ev
 404.do @fam \\$1
 405.ev 2
 406.do @fam \\$1
 407.ev
 408..
 409.\"		*** MISCELLANEOUS ROFF COMMANDS ***
 410.de hx			\" *** suppress headers and footers next page
 411.nr ?H 1
 412..
 413.de ix			\" *** indent, no break
 414'in \\$1
 415..
 416.de bl			\" *** contiguous blank lines
 417.br
 418.ne \\$1
 419.rs
 420.sp \\$1
 421..
 422.de n1			\" *** line numbering 1
 423.nm 1
 424.xl -\w'0000'u
 425.nr ?n 1
 426..
 427.de n2			\" *** line numbering 2
 428.nm \\$1
 429.ie \\n(.$ \
 430.	xl -\w'0000'u
 431.el \
 432.	xl \\n($lu
 433..
 434.de pa			\" *** new page
 435.bp \\$1
 436..
 437.de ro			\" *** roman page numbers
 438.af % i
 439..
 440.de ar			\" *** arabic page numbers
 441.af % 1
 442..
 443.de m1			\" *** position one space
 444.nr _0 \\n(hmu
 445.nr hm \\$1v
 446.nr tm +\\n(hmu-\\n(_0u
 447.rr _0
 448..
 449.de m2			\" *** position two space
 450.nr tm \\n(hmu+\\n(tpp+\\$1v
 451..
 452.de m3			\" *** position three space
 453.nr bm \\n(fmu+\\n(tpp+\\$1v
 454..
 455.de m4			\" *** position four space
 456.nr _0 \\n(fmu
 457.nr fm \\$1v
 458.nr bm +\\n(fmu-\\n(_0u
 459..
 460.de sk			\" *** leave a blank page (next page)
 461.if \\n(.$>0 \
 462.	tm Line \\n(c. -- I cannot skip multiple pages
 463.nr ?s 1
 464..
 465.\"		*** MISCELLANEOUS USER SUPPORT COMMANDS ***
 466.if !\n(.g .ig
 467.de re			\" *** reset tabs (TROFF defines 15 stops default)
 468.ta T 0.5i
 469..
 470.if \n(.g .ig
 471.de re
 472.ta 0.5i +0.5i +0.5i +0.5i +0.5i +0.5i +0.5i +0.5i +0.5i +0.5i +0.5i +0.5i +0.5i +0.5i +0.5i
 473..
 474.de ba			\" *** set base indent
 475.ie \\n(.$ \
 476.	nr $i \\$1n
 477.el \
 478.	nr $i \\n(siu*\\n($0u
 479..
 480.de hl			\" *** draw horizontal line
 481.br
 482.ie \n(.g .do nr _I \\n[.in]
 483.el .nr _I \\n(.i
 484\l'\\n(.lu-\\n(_Iu'
 485.sp
 486..
 487.\"		*** PARAGRAPHING ***
 488.de pp			\" *** paragraph
 489.lp \\n(piu
 490..
 491.de lp			\" *** left aligned paragraph
 492.@p
 493.if \\n(.$ \
 494.	ti +\\$1
 495.nr $p 0 1
 496..
 497.de ip			\" *** indented paragraph w/ optional tag
 498.if (\\n(ii>0)&(\\n(ii<1n) \
 499.	nr ii \\n(iin
 500.nr _0 \\n(ii
 501.if \\n(.$>1 \
 502.	nr _0 \\$2n
 503.@p \\n(_0u
 504.nr _I \\n(.iu
 505.in 0
 506.di |i
 507\&\\$1
 508.br
 509.di
 510.in \\n(_Iu
 511.ds |j \\*(|i\\
 512.if \\w"\\*(|j" \
 513\{\
 514.	ti -\\n(_0u
 515.	ie \\w"\\*(|j">=\\n(_0 \
 516\{\
 517\\*(|j
 518.		br
 519.	\}
 520.	el \\*(|j\h'|\\n(_0u'\c
 521.\}
 522.rr _0
 523.rm |i |j
 524..
 525.de np			\" *** numbered paragraph
 526.\" use string comparison in case user has changed format of $p
 527.if '\\n($p'-1' \
 528.	nr $p 0			\" reset number after .bu
 529.nr $p +1			\" increment paragraph number
 530.@p \w'\0(000)\0'u
 531.ti -\w'\0(000)\0'u
 532\0(\\n($p)\h'|\w'\0(000)\0'u'\c
 533..
 534.de bu			\" *** bulleted paragraph
 535.br
 536.\" use string comparison in case user has changed format of $p
 537.if '\\n($p'-1' \
 538.	ns			\" don't space between .bu paragraphs
 539.nr $p 0-1			\" mark "bulleted paragraph" mode
 540.@p \w'\0\(bu\0'u
 541.ti -\w'\0\(bu\0'u
 542\0\(bu\0\c
 543..
 544.de @p			\" --- initialize for paragraph
 545.if "\\n(.z"|e" .tm Line \\n(c. -- Unmatched continued equation
 546.in \\n($iu+\\n(pou
 547.if \\n(.$ \
 548.	in +\\$1n
 549.ce 0
 550.fi
 551.@F \\n(pf
 552.sz \\n(pp
 553.sp \\n(psu
 554.ne \\n(.Lv+\\n(.Vu
 555.ns
 556..
 557.\"		*** SECTION HEADINGS ***
 558.de sh			\" *** section heading
 559.fi
 560.if (\\n(si>0)&(\\n(si<1n) \
 561.	nr si \\n(sin
 562.ce 0
 563.@d "\\$1" +1 \\$3 \\$4 \\$5 \\$6 \\$7 \\$8
 564.if !"\\$2"_" \
 565\{\
 566.	ds |n \&\\$2
 567.	$p "\\*(|n" "\\*($n" \\n($0
 568.	$0 "\\*(|n" "\\*($n" \\n($0
 569.	rm |n
 570.\}
 571.nr $p 0 1			\" reset .np count
 572..
 573.de @d			\" --- change section depth
 574.if !""\\$1" \
 575.	nr $0 \\$1
 576.if \\n($0&(\\n(.$>1) \
 577.	nr $\\n($0 \\$2
 578.ds $n \&\"
 579.ie \\n($0>=1 \
 580\{\
 581.	if '\\n($1'0' \
 582.		nr $1 1
 583.	if (\\n(.$>=3) .if !"\\$3"-" \
 584.		nr $1 \\$3
 585.	as $n \\n($1
 586.\}
 587.el \
 588.	nr $1 0
 589.ie \\n($0>=2 \
 590\{\
 591.	if '\\n($2'0' \
 592.		nr $2 1
 593.	if (\\n(.$>=4) .if !"\\$4"-" \
 594.		nr $2 \\$4
 595.	as $n .\\n($2
 596.\}
 597.el \
 598.	nr $2 0
 599.ie \\n($0>=3 \
 600\{\
 601.	if '\\n($3'0' \
 602.		nr $3 1
 603.	if (\\n(.$>=5) .if !"\\$5"-" \
 604.		nr $3 \\$5
 605.	as $n .\\n($3
 606.\}
 607.el \
 608.	nr $3 0
 609.ie \\n($0>=4 \
 610\{\
 611.	if '\\n($4'0' \
 612.		nr $4 1
 613.	if (\\n(.$>=6) .if !"\\$6"-" \
 614.		nr $4 \\$6
 615.	as $n .\\n($4
 616.\}
 617.el \
 618.	nr $4 0
 619.ie \\n($0>=5 \
 620\{\
 621.	if '\\n($5'0' \
 622.		nr $5 1
 623.	if (\\n(.$>=7) .if !"\\$7"-" \
 624.		nr $5 \\$7
 625.	as $n .\\n($5
 626.\}
 627.el \
 628.	nr $5 0
 629.ie \\n($0>=6 \
 630\{\
 631.	if '\\n($6'0' \
 632.		nr $6 1
 633.	if (\\n(.$>=8) .if !"\\$8"-" \
 634.		nr $6 \\$8
 635.	as $n .\\n($6
 636.\}
 637.el \
 638.	nr $6 0
 639..
 640.de sx			\" *** heading up, no increment (2.1.1 -> 2.1)
 641.ce 0
 642.ul 0
 643.nr _0 \\n($0-1
 644.if \\n(.$ .nr _0 +1
 645.if \\n(.$ .nr _0 \\$1
 646.@d \\n(_0
 647.rr _0
 648.$p "" "" \\n($0
 649.nr $p 0 1			\" reset .np count
 650..
 651.de uh			\" *** unnumbered section heading
 652.$p "\\$1"
 653.$0 "\\$1"
 654..
 655.de $p			\" $$$ print section heading
 656.if (\\n(si>0)&(\\n(.$>2) \
 657.	nr $i \\$3*\\n(si
 658.in \\n($iu
 659.ie !"\\$1\\$2"" \
 660\{\
 661.	sp \\n(ssu 		\" one of them is non-null
 662.	ne \\n(.Lv+\\n(.Vu+\\n(psu+((\\n(spp*\\n($vu*\\n(.Lu)/100u)
 663.	\" exdent if \\$3 > 0
 664.	ie 0\\$3 \
 665.		ti -(\\n(siu-\\n(sou)
 666.	el \
 667.		ti +\\n(sou
 668.	@F \\n(sf
 669.	sz \\n(sp
 670.	if 0\\$3 \
 671.		$\\$3
 672.	if \w"\\$2">0 \\$2.
 673.	if \w"\\$1">0 \\$1\f1\ \ \&
 674.\}
 675.el \
 676.	sp \\n(psu
 677.@F \\n(pf
 678.sz \\n(pp
 679..
 680.\"		*** COLUMNNED OUTPUT ***
 681.de 2c			\" *** double columned output
 682.br
 683.if \\n($m>1 \
 684.	1c\"			\" revert to 1c if already 2c
 685.nr $c 1
 686.nr $m 2
 687.if \\n(.$>1 \
 688.	nr $m \\$2
 689.if \\n(.$>0 \
 690.	nr $s \\$1n		\" param 1: column seperation
 691.nr $l (\\n(.l-((\\n($m-1)*\\n($s))/\\n($m
 692.xl \\n($lu
 693.mk _k
 694.ns
 695..
 696.de 1c			\" *** single columned output
 697.br
 698.nr $c 1
 699.nr $m 1
 700.ll \\n(_Lu			\" return to normal output
 701.sp |\\n(.hu
 702.@O \\n(_ou
 703..
 704.de bc			\" *** begin column
 705.sp 24i
 706..
 707.\"		*** FLOATING TABLES AND NONFLOATING BLOCKS ***
 708.de (z			\" *** begin floating keep
 709.if \n@>4 .tm >> (z, .z=\n(.z
 710.@D 4 \\$1 \\$2
 711.@(
 712..
 713.de )z			\" *** end floating keep
 714.if \n@>4 .tm >> )z, .z=\n(.z
 715.sp \\n(zsu
 716.@)
 717.if \n@>4 .tm -- )z << @), .z=\n(.z
 718.rr _0
 719.if !\\n(?b \
 720.	nr dn +(\\n(ppp*\\n($vu)/200u+\\n(zsu
 721.nr dl -\n(.H			\" fudge factor necessary to make it work
 722.ie ((\\n(dn+\n(.V)>=\\n(.t):(\\n(?a):((\\n(dl>\\n($l)&(\\n($c>1)) \
 723\{\
 724.	nr ?a 1
 725.	if (\\n(dl>\\n($l)&(\\n($m>1) \
 726.		nr ?w 1		\" mark wider than one column (top)
 727.	ds |x |t
 728.\}
 729.el \
 730\{\
 731.	nr ?b 1
 732.	if (\\n(dl>\\n($l)&(\\n($m>1) \
 733.		nr ?W 1		\" mark wider than one column (bottom)
 734.	nr _b +\\n(dnu
 735.	\" avoid moving @f back past the current position
 736.	if \\n(.p-\\n(nl-\n(.V<\\n(_b \
 737.		nr _b \\n(.p-\\n(nl-\n(.V
 738.	ch @f -\\n(_bu
 739.	ds |x |b
 740.\}
 741.da \\*(|x			\" copy to save macro
 742.nf
 743.ls 1
 744.nr ?k 1
 745.if \n@>4 .tm -- )z >> \\*(|x
 746\!.if \\\\n(nl>(\\\\n(tm+2v) .ne \\n(dnu-\\n(zsu
 747.|k\"				\" and the body
 748.ec
 749.if \n@>4 .tm -- )z << \\*(|x, .z=\\n(.z
 750.nr ?k 0
 751.rm |k\"			\" remove the temp macro
 752.da
 753.in 0
 754.ls 1
 755.xl \\n($lu
 756.ev
 757.if \n@>4 .tm << )z, .z=\\n(.z
 758..
 759.de @k			\" --- output floating keep
 760.if \n@>4 .tm >> @k, $1=\\$1, .z=\\n(.z
 761.ev 1
 762.nf
 763.ls 1
 764.in 0
 765.sp \\n(zsu
 766.\\$1
 767.ec
 768.br
 769.rm \\$1
 770.ev
 771..
 772.de (t			\" XXX temp ref to (z
 773.(z \\$1 \\$2
 774..
 775.de )t			\" XXX temp ref to )t
 776.)z \\$1 \\$2
 777..
 778.de (b			\" *** begin block
 779.br
 780.@D 3 \\$1 \\$2
 781.sp \\n(bsu
 782.@(
 783..
 784.de )b			\" *** end block
 785.br
 786.@)
 787.if (\\n(bt=0):(\\n(.t<\\n(bt) \
 788.	ne \\n(dnu		\" make it all on one page
 789.ls 1
 790.nf
 791.|k
 792.ec
 793.fi
 794.in 0
 795.xl \\n($lu
 796.ev
 797.rm |k
 798.sp \\n(bsu+\\n(.Lv-1v
 799..
 800.de @(			\" --- begin keep
 801.if !"\\n(.z"" .tm Line \\n(c. -- Invalid nested keep \\n(.z
 802.@M
 803.di |k
 804\!'rs
 805..
 806.de @M			\" --- set modes for display
 807.nr ?k 1
 808.@C 1
 809.@F \\n(df
 810.if \\n($R .@V
 811.vs \\n(.sp*\\n($Vu/100u
 812.nf
 813.if "\\*(|p"F" \
 814.	fi			\" set fill mode if "F" parameter
 815.if \\n(_d=4 \
 816.	in 0
 817.if \\n(_d=3 \
 818\{\
 819.	in +\\n(biu
 820.	xl -\\n(biu
 821.\}
 822.if \\n(_d=1 \
 823.	ce 10000
 824..
 825.de @)			\" --- end keep
 826.br
 827.if !"\\n(.z"|k" .tm Line \\n(c. -- Close of a keep which has never been opened
 828.nr ?k 0
 829.di
 830.in 0
 831.ce 0
 832..
 833.de (c			\" *** begin block centered text
 834.if "\\n(.z"|c" .tm Line \\n(c. -- Nested .(c requests
 835.di |c
 836..
 837.de )c			\" *** end block centered text
 838.if !"\\n(.z"|c" .tm Line \\n(c. -- Unmatched .)c
 839.br				\" force out final line
 840.di
 841.if \n@>4 .tm >> .)c .l=\\n(.l .i=\\n(.i $i=\\n($i dl=\\n(dl
 842.ev 1
 843.ls 1
 844.in (\\n(.lu-\\n(.iu-\\n(dlu)/2u
 845.if \n@>4 .tm -- .)c << .in .l=\\n(.l .i=\\n(.i dl=\\n(dl
 846.nf
 847.|c
 848.ec
 849.in
 850.ls
 851.ev
 852.rm |c
 853..
 854.\"		*** BLOCK QUOTES (OR WHATEVER) AND LISTS ***
 855.de (q			\" *** begin block quote
 856.br
 857.@C 1
 858.fi
 859.sp \\n(qsu
 860.in +\\n(qiu
 861.xl -\\n(qiu
 862.sz \\n(qp
 863..
 864.de )q			\" *** end block quote
 865.br
 866.ev
 867.sp \\n(qsu+\\n(.Lv-1v
 868.nr ?k 0
 869..
 870.de (l			\" *** begin list
 871.br
 872.sp \\n(bsu
 873.@D 3 \\$1 \\$2
 874.@M
 875..
 876.de )l			\" *** end list
 877.br
 878.ev
 879.sp \\n(bsu+\\n(.Lv-1v
 880.nr ?k 0
 881..
 882.\"		*** PREPROCESSOR SUPPORT ***
 883.\"
 884.\"	EQN
 885.\"
 886.de EQ			\" *** equation start
 887.ec
 888.if !\\n(?e \
 889\{\
 890.	if "\\n(.z"|e" .tm Line \\n(c. -- Nested .EQ request
 891.	@D 1 "\\$1" "\\$2"
 892.	@C 2
 893.	di |e
 894.\}
 895.ls 1
 896.in 0
 897.nf
 898..
 899.de EN			\" *** equation end
 900.br
 901.ie "\\$1"C" \
 902\{\
 903.	nr ?e 1
 904.	sp \\n(esu
 905.\}
 906.el \
 907\{\
 908.	nr ?e 0
 909.	di
 910.	if \\n(dn \
 911.		@q\"		\" actual equation output
 912.	rm |e
 913.	ev
 914.\}
 915..
 916.de @q			\" --- equation output
 917.nr _Q \\n(dnu
 918.ev
 919.sp \\n(esu			\" output rest of preceeding text
 920.if !"\\n(.z"" \!.ne \\n(_Qu
 921.ne \\n(_Qu+\n(.Vu		\" keep it on one page
 922.@C 2\"				\" .ev 2 may be jumbled from header
 923.if \\n(_d=1 \
 924.	in (\\n(.lu+\\n($iu-\\n(dlu)/2u
 925.if \\n(_d=2 \
 926.	in \\n($iu
 927.if \\n(_d=3 \
 928.	in \\n(biu+\\n($iu
 929.if \\n(_d=4 \
 930.	in 0
 931.mk _q
 932.if \n@>1 .tm --@e: _Q=\\n(_Q _q=\\n(_q nl=\\n(nl |p=\\*(|p
 933.if !"\\*(|p"" \
 934\{\
 935.	rs
 936.	sp (\\n(_Qu-\\n(.vu)/2u
 937.	tl """\\*(|p"
 938.	rt \\n(_qu
 939.\}
 940.|e
 941.sp |\\n(_qu+\\n(_Qu
 942.sp \\n(esu+\\n(.Lv-1v
 943.rr _q
 944.rr _Q
 945..
 946.\"
 947.\"	TBL
 948.\"
 949.de TS			\" *** table start
 950.sp \\n(bsu
 951.@C 1
 952.fi				\" drop into fill mode for text boxes
 953.if "\\$1"H" \
 954\{\
 955.	di |h			\" save header part
 956.	nr ?T 1
 957.\}
 958.ls 1
 959.ch @f -(\\n(_bu+1v)		\" set pseudo-trap for bottom line
 960.if \\n(.p-\\n(_b-1v<=\\n(nl \
 961.	ch @f \\n(nlu+\n(.Vu
 962..
 963.de TH			\" *** end header part of table
 964.nr T. 0
 965.T# 0
 966.di
 967.nr _T \\n(?T
 968.nr ?T 0
 969.ne \\n(dnu+1v
 970.nr ?T \\n(_T
 971.nr _i \\n(.i
 972.in 0
 973.|h\"				\" put in the initial header
 974.in \\n(_iu
 975.rr _i
 976.mk #T
 977..
 978.de TE			\" *** table end
 979.nr ?T 0
 980.ch @f -\\n(_bu			\" reset pseudo-trap
 981.if \\n(.p-\\n(_b<=\\n(nl \
 982.	ch @f \\n(nlu+\n(.Vu
 983.ev
 984.sp \\n(bsu+\\n(.Lv-1v
 985.re
 986..
 987.de T&
 988..
 989.\"
 990.\"	REFER
 991.\"
 992.de ][				\" *** refer output
 993.if \\$1>5 .tm Bad arg to []
 994.[\\$1
 995..
 996.de [0				\" --- other
 997.(f
 998.ip "\\*([F.\0"
 999.if !"\\*([A"" \\*([A,
1000.if !"\\*([T"" \\f2\\*([T\\f1\c
1001.if !"\\*([T"" .if !"\\*([O"" ,\ \"
1002.ie !"\\*([O"" \\*([O
1003.el .if !"\\*([T"" \&.
1004.if !"\\*([D"" \\*([D.
1005.@p
1006.)f
1007..
1008.de [1				\" --- journal article
1009.(f
1010.ip "\\*([F.\0"
1011\\*([A,
1012.if !"\\*([T"" \\*(lq\\*([T,\\*(rq
1013.if "\\*([V"" \\f2\\*([J\\f1,
1014.if !"\\*([V"" \\f2\\*([J\\f1
1015.if !"\\*([V"" \\f3\\*([V\\f1\c
1016.if !"\\*([N"" (\\*([N)\c
1017.if !"\\*([P"" \
1018\{\
1019.	ie \\n([P>0 \ pp.\&
1020.	el \ p.\&
1021\\*([P
1022.\}
1023.if !"\\*([I"" .if "\\*([R"" \\*([I,
1024(\\*([D).
1025.if !"\\*([O"" \\*([O
1026.)f
1027..
1028.de [2				\" --- book
1029.(f
1030.ip "\\*([F.\0"
1031\\*([A, \\f2\\*([T,\\f1
1032\\*([I\c
1033.if !"\\*([C"" , \\*([C\c
1034 (\\*([D).
1035.if !"\\*([G"" Gov't. ordering no. \\*([G
1036.if !"\\*([O"" \\*([O
1037.)f
1038..
1039.de [3				\" --- article in book
1040.(f
1041.ip "\\*([F.\0"
1042\\*([A, \\*(lq\\*([T,\\*(rq
1043.if !"\\*([P"" pp. \\*([P
1044in \\f2\\*([B\\f1, \c
1045.if !"\\*([E"" ed. \\*([E, \c
1046.if !"\\*([I"" \\*([I\c
1047.if !"\\*([C"" , \\*([C\c
1048 (\\*([D).
1049.if !"\\*([O"" \\*([O
1050.)f
1051..
1052.de [4				\" --- report
1053.(f
1054.ip "\\*([F.\0"
1055\\*([A, \\*(lq\\*([T,\\*(rq
1056\\*([R\c
1057.if !"\\*([G"" \& (\\*([G)\c
1058.if !"\\*([I"" , \\*([I\c
1059.if !"\\*([C"" , \\*([C\c
1060 (\\*([D).
1061.if !"\\*([O"" \\*([O
1062.)f
1063..
1064.de [5				\" --- tm style
1065.(f
1066.ip "\\*([F.\0"
1067\\*([A, \\f2\\*([T\\f1,
1068.ie \\n(TN \\*([M.
1069.el Bell Laboratories internal memorandum (\\*([D).
1070.)f
1071..
1072.de ]<
1073.$p References
1074.lp
1075.rm (f )f
1076..
1077.de ]>
1078.sp
1079..
1080.de ]-
1081.rm [V [P [A [T [N [C [B [O [R [I [E [D
1082..
1083.ie \n(.V<1v \
1084\{\
1085.	ds [. \s-2\v'-.4m'\f1
1086.	ds .] \v'.4m'\s+2\fP
1087.\}
1088.el \
1089\{\
1090.	ds [. " [
1091.	ds .] ]
1092.\}
1093.\"
1094.\"	IDEAL
1095.\"
1096.de IS			\" *** start ideal picture
1097.nr g7 \\n(.u
1098.ls 1
1099..
1100.de IF
1101.if \\n(g7 .fi
1102.ls
1103..
1104.de IE			\" *** end ideal picture
1105.if \\n(g7 .fi
1106.ls
1107..
1108.\"
1109.\"	PIC
1110.\"
1111.de PS		\" *** start picture: $1=height, $2=width in units or inches
1112.sp 0.3
1113.nr g7 \\$2
1114.in (u;\\n(.l-\\n(g7>?0/2)
1115.ne \\$1u
1116.nr g7 \\n(.u
1117.ls 1
1118..
1119.de PE			\" *** end picture
1120.ls
1121.in
1122.if \\n(g7 .fi
1123.sp .6
1124..
1125.\"
1126.\"	GREMLIN
1127.\"
1128.de GS			\" *** start gremlin picture
1129.nr g7 (\\n(.lu-\\n(g1u)/2u
1130.if "\\$1"L" .nr g7 \\n(.iu
1131.if "\\$1"R" .nr g7 \\n(.lu-\\n(g1u
1132.in \\n(g7u
1133.nr g7 \\n(.u
1134.ls 1
1135.nf
1136.ne \\n(g2u
1137..
1138.de GE			\" *** end gremlin picture
1139.GF
1140.sp .6
1141..
1142.de GF			\" *** finish gremlin picture; stay at top
1143.ls
1144.in
1145.if \\n(g7 .fi
1146..
1147.\"		*** FONT AIDS ***
1148.de sz			\" *** set point size and vertical spacing
1149.ps \\$1
1150.if \\n($r .@v
1151.vs \\n(.sp*\\n($vu/100u	\" default vs at pointsize + 20%
1152..
1153.de @v			\" --- possibly set $v from $r
1154.if (1i>=240u)&(1p<=\\n($r)&(\\n($r<=4p) .nr $v \\n($r00/1p
1155..
1156.de @V			\" --- possibly set $V from $R
1157.if (1i>=240u)&(1p<=\\n($R)&(\\n($R<=4p) .nr $V \\n($R00/1p
1158..
1159.de @E			\" --- store in _F argument to \f for restoring font
1160.ie \\n(.f<10 \
1161.	ds _F \\n(.f
1162.el \
1163\{\
1164.	ie \\n(.f<100&\n(.g \
1165.		ds _F (\\n(.f
1166.	el \
1167.		ds _F P
1168.\}
1169..
1170.de r			\" *** enter roman font
1171.@E
1172.ft 1
1173.if \\n(.$ \&\\$1\f\\*(_F\\$2
1174..
1175.de i			\" *** enter italic
1176.@E
1177.ft 2
1178.if \\n(.$ \&\\$1\f\\*(_F\\$2
1179..
1180.de b			\" *** enter boldface
1181.@E
1182.ft 3
1183.if \\n(.$ \&\\$1\f\\*(_F\\$2
1184..
1185.de rb			\" *** enter real boldface
1186.@E
1187.ft 3
1188.if \\n(.$ \&\\$1\f\\*(_F\\$2
1189..
1190.de bi			\" *** enter bold italic
1191.@E
1192.ft 4
1193.if \\n(.$ \&\\$1\f\\*(_F\\$2
1194..
1195.de u			\" *** enter underlined word
1196\&\\$1\l'|0\(ul'\\$2
1197..
1198.\" a better version of u
1199.if !\n(.g .ig
1200.de u
1201\Z'\\$1'\v'.25m'\D'l \w'\\$1'u 0'\v'-.25m'\\$2
1202..
1203.de q			\" *** enter quoted word
1204\&\\*(lq\\$1\\*(rq\\$2
1205..
1206.de bx			\" *** enter boxed word
1207\k~\(br\|\\$1\|\(br\l'|\\n~u\(rn'\l'|\\n~u\(ul'\^\\$2
1208..
1209.de sm			\" *** print in smaller font
1210\s-1\\$1\\s0\\$2
1211..
1212.de @F			\" --- change font (0 -> no change)
1213.nr ~ \\$1
1214.if \\n~>0 \
1215.	ft \\n~
1216.rr ~
1217..
1218.\"		*** FOOTNOTING ***
1219.de (f			\" *** begin footnote
1220.ec
1221.if "\\n(.z"|f" .tm Line \\n(c. -- Invalid footnote nesting
1222.ie "\\n(.z"" \
1223\{\
1224.	nr _D \\n(dn
1225.	nr _0 1v+\\n(nlu
1226.	ev 2
1227.	da |f
1228.	in 0
1229.	xl \\n($lu-\\n(fuu
1230.	@F \\n(ff
1231.	sz \\n(fp
1232.	vs \\n(.sp*\\n($Vu/100u
1233.	if !\\n(?f \
1234\{\
1235.		nr _b +1v	\" allow space for $s
1236.		$s
1237.	\}
1238.	br
1239.	if \\n(.p-\\n(_b-\\n(_0-\\n(.h-1v-\\n(fs<0 \
1240\{\
1241.		da\"		\" won't fit on page at all
1242.		bc
1243.		if !\\n(?f \
1244.			rm |f
1245.		da |f
1246.\" next five lines could be dropped if headers had their own environment
1247.		in 0		\" reset everything from .bc
1248.		xl \\n($lu-\\n(fuu
1249.		@F \\n(ff
1250.		sz \\n(fp
1251.		vs \\n(.sp*\\n($Vu/100u
1252.		if !\\n(?f \
1253.			$s
1254.		br
1255.	\}
1256.	rr _0
1257.	sp \\n(fsu
1258.	nr ?f 1
1259.	fi
1260.	if !"\\$1"_" \
1261.		ti \\n(fiu
1262.	if \n@>2 .tm	<< (f $f=\\n($f
1263.\}
1264.el \
1265\{\
1266.	ev 2
1267.	in 0
1268.	xl \\n($lu-\\n(fuu
1269.	@F \\n(ff
1270.	sz \\n(fp
1271.	vs \\n(.sp*\\n($Vu/100u
1272.	fi
1273\!.(f \\$1
1274\!.@N
1275.\}
1276..
1277.de @N			\" --- set no fill mode in the top-level diversion
1278.ie "\\n(.z"" .nf
1279.el \!.@N
1280..
1281.de )f			\" *** end footnote
1282.ie "\\n(.z"|f" \
1283\{\
1284.	if \\n* \
1285.		nr $f +1
1286.	ds * \\*{\\n($f\\*}\k*
1287.	nr * 0
1288.	in 0
1289.	da
1290.	ev
1291.	if \\n(_w<\\n(dl \
1292.		nr _w \\n(dl	\" compute maximum fn width
1293.	nr _b +\\n(dn
1294.	ch @f -\\n(_bu
1295.	if \\n(.p-\\n(_b<=\\n(nl \
1296.		ch @f \\n(nlu+\n(.Vu
1297.	nr dn \\n(_D
1298.	rr _D
1299.\}
1300.el \
1301\{\
1302.	br
1303\!.)f
1304.	ev
1305.\}
1306..
1307.@R ff
1308.if \n(ff<=0 \
1309.	nr ff 1			\" footnote font: Times Roman
1310.@R fp
1311.if \n(fp<=0 \
1312.	nr fp 8			\" footnote pointsize
1313.de $s			\" $$$ footnote separator
1314\l'2i'
1315..
1316.\"		*** DELAYED TEXT ***
1317.de (d			\" *** begin delayed text
1318.am |d )d
1319.sp \\n(bsu
1320..
1321.de )d			\" *** end delayed text
1322.if \\n# \
1323.	nr $d +1
1324.ds # [\\n($d]\k#
1325.rr #
1326..
1327.de pd			\" *** print delayed text
1328.|d
1329.rm |d
1330.nr $d 1 1
1331.ds # [1]\k#
1332..
1333.\"		*** INDEXES (TABLE OF CONTENTS) ***
1334.nr _x 0 1
1335.af _x a
1336.de (x			\" *** begin index entry
1337.if \n@>4 .tm >> (x, .z=\\n(.z
1338.ds |X x
1339.if \\n(.$>0 \
1340.	ds |X \\$1
1341.ie "\\n(.z"" \
1342.	nr _z 0
1343.el \
1344.	nr _z 1
1345.@\\n(_z
1346..
1347.de @0			\" --- finish (x if no current diversion
1348.am %\\*(|X )x
1349.sp \\n(xsu
1350.ti -\\n(piu
1351..
1352.de @1			\" --- finish (x if current diversion
1353.if "\\n(_x"z" .nr _x 0
1354.de =\\n+(_x )x
1355..
1356.de )x			\" *** end index entry
1357.if \n@>4 .tm >> )x, .z=\\n(.z
1358.ie "\\n(.z"" \
1359\{\
1360.	ds |x \\n%
1361.	if \\n(.$>0 \
1362.		ds |x \\$1
1363.	if "\\*(|x"_" \
1364.		ig ..
1365.	am %\\*(|X ..
1366.	if \w"\\$2">(\\n(.l-\\n(.i-\\n(.k) \
1367.		ti +\\n(xuu
1368\\\\a\\\\t\\$2\\*(|x
1369...
1370.	rm |x
1371.	rm |X
1372.\}
1373.el \
1374\{\
1375\!.(x \\*(|X
1376\!\\\\*(=\\n(_x\\\\
1377\!.)x \\$1 \\$2
1378\!.rm =\\n(_x
1379.\}
1380..
1381.de xp			\" *** print the index
1382.br
1383.@C 2
1384.ls 1
1385.vs \\n(.sp*\\n($Vu/100u
1386.fi
1387.in +\\n(piu
1388.ds |X x
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1393.%\\*(|X
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1402.ta \\n(.lu-\\n(xuuR \\n(.luR
1403.|x
1404.fi
1405.in
1406.rm |x
1407..
1408.de +c			\" *** begin chapter
1409.ep\"				\" force out footnotes
1410.if \\n(?o:\\n(?a \
1411\{\
1412.	bp			\" force out a table or more footnote
1413.	rs
1414.	ep
1415.\}
1416.nr ?C 1
1417.nr $f 1 1
1418.ds * \\*{1\\*}\k*
1419.if \\n(?R \
1420.	pn 1
1421.bp
1422.in \\n($iu			\" reset the indent
1423.rs
1424.ie \\n(.$ \
1425.	$c "\\$1"
1426.el \
1427.	sp 3
1428..
1429.de ++			\" *** declare chapter type
1430.nr _0 0
1431.if "\\$1"C" \
1432.	nr _0 1			\" chapter
1433.if "\\$1"RC" \
1434.	nr _0 11		\" renumbered chapter
1435.if "\\$1"A" \
1436.	nr _0 2			\" appendix
1437.if "\\$1"RA" \
1438.	nr _0 12		\" renumbered appendix
1439.if "\\$1"P" \
1440.	nr _0 3			\" preliminary material
1441.if "\\$1"B" \
1442.	nr _0 4			\" bibliographic material
1443.if "\\$1"AB" \
1444.	nr _0 5			\" abstract
1445.if \\n(_0=0 \
1446.	tm Line \\n(c. -- Bad mode to .++
1447.nr ?R 0
1448.if \\n(_0>10 \
1449.\{
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1451.	nr _0 -10
1452.\}
1453.nr ch 0 1
1454.if (\\n(_0=3):(\\n(_0=5) \
1455.	pn 1			\" must do before .ep
1456.if !\\n(_0=\\n(_M .if \\n(_M=3 \
1457.	pn 1			\" must do before .ep
1458.ep\"				\" end page for correct page number types
1459.if \\n(_0=1 \
1460\{\
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1462.	af % 1
1463.\}
1464.if \\n(_0=2 \
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1467.	af % 1
1468.\}
1469.if \\n(_0=3 \
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1475.if \\n(.$>1 \
1476.	he \\$2
1477.nr _M \\n(_0
1478.rr _0
1479..
1480.de $c			\" $$$ print chapter title
1481.sz 12
1482.ft 3
1483.ce 1000
1484.if \\n(_M<3 \
1485.	nr ch +1
1486.ie \\n(_M=1 CHAPTER\ \ \\n(ch
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1493.ft
1494.sz
1495.ie \\n(_M=1 \
1496.	$C Chapter \\n(ch "\\$1"
1497.el .if \\n(_M=2 \
1498.	$C Appendix \\n(ch "\\$1"
1499..
1500.de tp			\" *** title page
1501.hx
1502.bp
1503.br
1504.rs
1505.pn \\n%
1506..
1507.\"		*** DATES ***
1508.if \n(mo=1 .ds mo January
1509.if \n(mo=2 .ds mo February
1510.if \n(mo=3 .ds mo March
1511.if \n(mo=4 .ds mo April
1512.if \n(mo=5 .ds mo May
1513.if \n(mo=6 .ds mo June
1514.if \n(mo=7 .ds mo July
1515.if \n(mo=8 .ds mo August
1516.if \n(mo=9 .ds mo September
1517.if \n(mo=10 .ds mo October
1518.if \n(mo=11 .ds mo November
1519.if \n(mo=12 .ds mo December
1520.if \n(dw=1 .ds dw Sunday
1521.if \n(dw=2 .ds dw Monday
1522.if \n(dw=3 .ds dw Tuesday
1523.if \n(dw=4 .ds dw Wednesday
1524.if \n(dw=5 .ds dw Thursday
1525.if \n(dw=6 .ds dw Friday
1526.if \n(dw=7 .ds dw Saturday
1527.nr y2 \n(yr%100
1528.af y2 00
1529.nr y4 \n(yr+1900
1530.ds td \*(mo \n(dy, \n(y4
1531.\"		*** PARAMETRIC INITIALIZATIONS ***
1532.rr x
1533.nr $v \n(.v00+\n(.sp-1/\n(.sp	\" vs as percentage of ps for .sz request
1534.nr $V \n($v			\" same for displays & footnotes
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1536.nr tm 7v			\" top margin
1537.nr bm 6v			\" bottom margin
1538.nr fm 3v			\" footer margin
1539.nr tf 3			\" title font: (real) Times Bold
1540.nr tp 10			\" title point size
1541.hy 14
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1554.nr si 0			\" section indent
1555.\"		*** OTHER INITIALIZATION ***
1556.\" GNU pic sets this register to 1, to indicate that \x should not be used.
1557.@R 0x
1558.ds { \v'-0.4m'\x'\\n(0x=0*-0.2m'\s-3
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1560.\" for compatibility with traditional -me
1561.\" (the first will work only in compatibility mode)
1562.ds [ \*{
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1564.ds < \v'0.4m'\x'\\n(0x=0*0.2m'\s-3
1565.ds > \s0\v'-0.4m'
1566.ds - \(em
1567.\" Avoid warnings from groff -ww.
1568.@S |0
1569.@S |1
1570.@S |2
1571.@S |3
1572.@S $H
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1578.@S $5
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1580.@S $7
1581.@S $8
1582.@S $9
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1597.@R ?C\"			\" at chapter header?
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1600.@R ?I\"			\" has the header trap been sprung?
1601.@R ?n\"			\" n1 mode?
1602.@R ?o\"			\" footnote overflow?
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1604.@R ?s\"			\" skip next page?
1605.@R ?T\"			\" inside .TS H?
1606.@R ?W\"			\" wide floating keep at page bottom?
1607.@R ?w\"			\" wide floating keep at page top?
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1628.ds # [1]\k#\"			\" delayed text "name"
1629.nr _M 1			\" chapter mode is chapter
1630.ds lq \(lq\"			\" left quote
1631.ds rq \(rq\"			\" right quote
1632.em @z
1633.\"		*** FOREIGN LETTERS AND SPECIAL CHARACTERS ***
1634.ds #h ((1u-(\\\\n(.fu%2u))*0.13m)
1635.ds #v 0.6m
1636.\"			\" accents
1637.ds ' \k_\h'-(\\n(.wu*8/10-\*(#h)'\(aa\h'|\\n_u'
1638.ds ` \k_\h'-(\\n(.wu*7/10-\*(#h)'\(ga\h'|\\n_u'
1639.\"			\" umlaut
1640.ds : \k_\h'-(\\n(.wu*8/10-\*(#h+0.1m)'\v'-\*(#v'\z.\h'0.2m'.\h'|\\n_u'\v'\*(#v'
1641.\"			\" circumflex and tilde
1642.ds ^ \k_\h'-(\\n(.wu-\*(#h-0.05m)'^\h'|\\n_u'
1643.ds ~ \k_\h'-(\\n(.wu-\*(#h-0.05m)'~\h'|\\n_u'
1644.\"			\" cedilla and czech
1645.ds , \k_\h'-(\\n(.wu)',\h'|\\n_u'
1646.ds v \k_\h'-(\\n(.wu*9/10-\*(#h)'\v'-\*(#v'\s-4v\s0\v'\*(#v'\h'|\\n_u'
1647.\"			\" Norwegian A or angstrom
1648.ds o \k_\h'-(\\n(.wu+\w'\(de'u-\*(#h)/2u'\v'-0.4n'\z\(de\v'0.4n'\h'|\\n_u'
1649.\"			\" there exists, for all
1650.ds qe \s-2\v'0.45m'\z\(em\v'-0.625m'\z\(em\v'-0.625m'\(em\v'0.8m'\s0\h'-0.1m'\v'-0.05m'\(br\v'0.05m'\h'0.1m'
1651.ds qa \z\e\h'0.35m'\z\(sl\h'-0.33m'\v'-0.3m'\s-4\(em\s0\v'0.3m'\h'0.15m'
1652.rm #h #v
1653.ll 6.0i
1654.lt 6.0i
1655.de @U
1656.tm The \\$1 macro has been removed from this version of the -me macros.
1657..
1658.de lo
1659.@U lo
1660..
1661.de th
1662.@U th
1663..
1664.de ac
1665.@U ac
1666..