This is groff, produced by makeinfo version 4.3d from ./groff.texinfo. This manual documents GNU `troff' version 1.19. Copyright (C) 1994-2000, 2001, 2002, 2003 Free Software Foundation, Inc. Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.1 or any later version published by the Free Software Foundation; with no Invariant Sections, with the Front-Cover texts being `A GNU Manual," and with the Back-Cover Texts as in (a) below. A copy of the license is included in the section entitled `GNU Free Documentation License." (a) The FSF's Back-Cover Text is: `You have freedom to copy and modify this GNU Manual, like GNU software. Copies published by the Free Software Foundation raise funds for GNU development." INFO-DIR-SECTION Typesetting START-INFO-DIR-ENTRY * Groff: (groff). The GNU troff document formatting system. END-INFO-DIR-ENTRY  Indirect: groff-1: 1006 groff-2: 48734 groff-3: 96786 groff-4: 143635 groff-5: 193057 groff-6: 242522 groff-7: 290092 groff-8: 338472 groff-9: 384440 groff-10: 430986 groff-11: 456663  Tag Table: (Indirect) Node: Top1006 Node: Introduction2301 Node: What Is groff?2775 Node: What Is groff?-Footnotes4281 Ref: What Is groff?-Footnote-14350 Node: History4387 Node: groff Capabilities9338 Node: Macro Package Intro10524 Node: Preprocessor Intro11147 Node: Output device intro12643 Node: Credits13107 Node: Invoking groff13611 Node: Groff Options14903 Node: Environment24409 Node: Macro Directories26236 Node: Font Directories27562 Node: Paper Size29204 Node: Invocation Examples30549 Node: Invocation Examples-Footnotes31741 Ref: Invocation Examples-Footnote-131820 Node: grog32053 Node: Tutorial for Macro Users33322 Node: Basics33742 Node: Basics-Footnotes38557 Ref: Basics-Footnote-138610 Ref: Basics-Footnote-238704 Node: Common Features38818 Node: Paragraphs39604 Node: Sections and Chapters41102 Node: Headers and Footers41593 Node: Page Layout Adjustment42466 Node: Displays42733 Node: Footnotes and Annotations43991 Node: Table of Contents44650 Node: Indices45164 Node: Paper Formats45566 Node: Multiple Columns45939 Node: Font and Size Changes46187 Node: Predefined Strings46489 Node: Preprocessor Support46825 Node: Configuration and Customization47379 Node: Macro Packages47746 Node: man48302 Node: Man options48734 Node: Man usage51159 Node: Man font macros57184 Node: Miscellaneous man macros58997 Node: Predefined man strings60715 Node: Preprocessors in man pages61267 Node: Optional man extensions61881 Node: mdoc65860 Node: ms66029 Node: ms Intro66505 Node: General ms Structure67174 Node: General ms Structure-Footnotes69615 Ref: General ms Structure-Footnote-169696 Node: ms Document Control Registers69742 Node: ms Cover Page Macros72798 Node: ms Body Text75716 Node: Paragraphs in ms76185 Node: Headings in ms77738 Node: Highlighting in ms78524 Node: Lists in ms80986 Node: Indents in ms84219 Node: Tabstops in ms84785 Node: ms Displays and Keeps85182 Node: ms Insertions88634 Node: Example multi-page table90185 Node: ms Footnotes90628 Node: ms Page Layout91500 Node: ms Headers and Footers92017 Node: ms Margins93040 Node: ms Multiple Columns93281 Node: ms TOC94082 Node: ms Strings and Special Characters96786 Node: ms Strings and Special Characters-Footnotes99442 Ref: ms Strings and Special Characters-Footnote-199549 Node: Differences from AT&T ms99636 Node: Missing ms Macros99935 Node: Additional ms Macros100679 Node: me101931 Node: mm102089 Node: gtroff Reference102236 Node: Text103154 Node: Filling and Adjusting103713 Node: Hyphenation104426 Node: Sentences105209 Node: Tab Stops106349 Node: Implicit Line Breaks107243 Node: Input Conventions108256 Node: Input Encodings109047 Node: Measurements111008 Node: Measurements-Footnotes113202 Ref: Measurements-Footnote-1113267 Node: Default Units113339 Node: Expressions114385 Node: Identifiers117109 Node: Embedded Commands120965 Node: Requests121712 Node: Request and Macro Arguments123310 Node: Request and Macro Arguments-Footnotes125787 Ref: Request and Macro Arguments-Footnote-1125882 Ref: Request and Macro Arguments-Footnote-2126010 Node: Macros126364 Node: Escapes126741 Node: Comments129622 Node: Comments-Footnotes132202 Ref: Comments-Footnote-1132259 Node: Registers132358 Node: Setting Registers132861 Node: Interpolating Registers135143 Node: Auto-increment135948 Node: Assigning Formats137478 Node: Built-in Registers140386 Node: Manipulating Filling and Adjusting143635 Node: Manipulating Hyphenation152167 Node: Manipulating Hyphenation-Footnotes162506 Ref: Manipulating Hyphenation-Footnote-1162595 Node: Manipulating Spacing162670 Node: Tabs and Fields166677 Node: Tabs and Fields-Footnotes172663 Ref: Tabs and Fields-Footnote-1172734 Node: Leaders172812 Node: Leaders-Footnotes174403 Ref: Leaders-Footnote-1174458 Node: Fields174539 Node: Character Translations175955 Node: Troff and Nroff Mode185165 Node: Line Layout187150 Node: Line Control193057 Node: Page Layout195730 Node: Page Control199458 Node: Fonts and Symbols203051 Node: Changing Fonts203624 Node: Font Families205433 Node: Font Positions209962 Node: Using Symbols213089 Node: Using Symbols-Footnotes227673 Ref: Using Symbols-Footnote-1227740 Ref: Using Symbols-Footnote-2228193 Ref: Using Symbols-Footnote-3228264 Ref: Using Symbols-Footnote-4228503 Node: Special Fonts228566 Node: Artificial Fonts229738 Node: Ligatures and Kerning235224 Node: Sizes241230 Node: Sizes-Footnotes242059 Ref: Sizes-Footnote-1242110 Node: Changing Type Sizes242522 Node: Fractional Type Sizes247658 Node: Strings250675 Node: Conditionals and Loops258670 Node: Operators in Conditionals258887 Node: Operators in Conditionals-Footnotes261523 Ref: Operators in Conditionals-Footnote-1261614 Ref: Operators in Conditionals-Footnote-2261693 Node: if-else261792 Node: while263326 Node: Writing Macros265699 Node: Copy-in Mode269622 Node: Parameters270505 Node: Page Motions272640 Node: Drawing Requests279907 Node: Traps289487 Node: Page Location Traps290092 Node: Diversion Traps295934 Node: Input Line Traps296407 Node: Blank Line Traps297420 Node: End-of-input Traps297692 Node: Diversions298350 Node: Environments305308 Node: Suppressing output309178 Node: Colors310992 Node: I/O313974 Node: Postprocessor Access321986 Node: Miscellaneous323541 Node: Miscellaneous-Footnotes328601 Ref: Miscellaneous-Footnote-1328668 Node: Gtroff Internals328738 Node: Gtroff Internals-Footnotes332460 Ref: Gtroff Internals-Footnote-1332533 Node: Debugging332667 Node: Warnings338472 Node: Warnings-Footnotes341398 Ref: Warnings-Footnote-1341455 Node: Implementation Differences341576 Node: Implementation Differences-Footnotes346197 Ref: Implementation Differences-Footnote-1346290 Node: Preprocessors346425 Node: geqn346726 Node: Invoking geqn346852 Node: gtbl346946 Node: Invoking gtbl347063 Node: gpic347157 Node: Invoking gpic347274 Node: ggrn347368 Node: Invoking ggrn347485 Node: grap347579 Node: grefer347850 Node: Invoking grefer347978 Node: gsoelim348082 Node: Invoking gsoelim348200 Node: Output Devices348309 Node: Special Characters348544 Node: grotty348708 Node: Invoking grotty348849 Node: grops348953 Node: Invoking grops349104 Node: Embedding PostScript349232 Node: grodvi349354 Node: Invoking grodvi349483 Node: grolj4349587 Node: Invoking grolj4349717 Node: grolbp349821 Node: Invoking grolbp349952 Node: grohtml350056 Node: Invoking grohtml350236 Node: grohtml specific registers and strings350392 Node: gxditview351255 Node: Invoking gxditview351383 Node: File formats351502 Node: gtroff Output351772 Node: gtroff Output-Footnotes353608 Ref: gtroff Output-Footnote-1353675 Node: Language Concepts353810 Node: Separation354547 Node: Argument Units356785 Node: Document Parts357925 Node: Command Reference359314 Node: Comment Command359716 Node: Simple Commands360193 Node: Simple Commands-Footnotes366102 Ref: Simple Commands-Footnote-1366173 Node: Graphics Commands366234 Node: Device Control Commands373543 Node: Obsolete Command377579 Node: Intermediate Output Examples378848 Node: Output Language Compatibility381662 Node: Font Files383709 Node: Font Files-Footnotes384318 Ref: Font Files-Footnote-1384379 Node: DESC File Format384440 Node: Font File Format388830 Node: Font File Format-Footnotes395053 Ref: Font File Format-Footnote-1395126 Ref: Font File Format-Footnote-2395217 Node: Installation395436 Node: Copying This Manual395558 Node: GNU Free Documentation License395774 Node: Request Index415634 Node: Escape Index425653 Node: Operator Index429881 Node: Register Index430986 Node: Macro Index438803 Node: String Index445907 Node: Glyph Name Index450296 Node: Font File Keyword Index450582 Node: Program and File Index452983 Node: Concept Index456663  End Tag Table