| DocBook: The Definitive Guide Version 2.0.8 (Alpha)

# Index

### Symbols

#CONREF attributes, No #CONREF Attributes
  DbXML, prohibiting, The DocBook DTD as XML
#IMPLIED attribute (DocBook XML), The DocBook DTD as XML
#PCDATA keyword, Understanding Content Models
  DbXML, ubiquitous elements, The DocBook DTD as XML
  repetition and, #PCDATA and repetition
%gentext-language%, Changing the default language
%gentext-use-xref-language%, Changing the default language
%isoamsa; (see ISO Entity Sets, Added Math Symbols: Arrow Relations)
%isoamsb; (see ISO Entity Sets, Added Math Symbols: Binary Operators)
%isoamsc; (see ISO Entity Sets, Added Math Symbols: Delimiters)
%isoamsn; (see ISO Entity Sets, Added Math Symbols: Negated Relations)
%isoamso; (see ISO Entity Sets, Added Math Symbols: Ordinary)
%isoamsr; (see ISO Entity Sets, Added Math Symbols: Relations)
%isobox; (see ISO Entity Sets, Box and Line Drawing)
%isocyr1; (see ISO Entity Sets, Russian Cyrillic)
%isocyr2; (see ISO Entity Sets, Non-Russian Cyrillic)
%isodia; (see ISO Entity Sets, Diacritical Marks)
%isogrk1; (see ISO Entity Sets, Greek Letters)
%isogrk2; (see ISO Entity Sets, Monotoniko Greek)
%isogrk3; (see ISO Entity Sets, Greek Symbols)
%isogrk4; (see ISO Entity Sets, Alternative Greek Symbols)
%isolat1; (see ISO Entity Sets, ISO Latin 1)
%isolat2; (see ISO Entity Sets, Added Latin 2)
%isonum; (see ISO Entity Sets, Numeric and Special Graphic)
%isopub; (see ISO Entity Sets, Publishing)
%isotech; (see ISO Entity Sets, General Technical)
%rdbhier parameter entity, Removing Admonitions from Table Entries
%rdbmods parameter entity, Removing Admonitions from Table Entries
%rdbpool.mod parameter entity, Removing Admonitions from Table Entries
%synop.class, removing, Removing an Entire Class
8-bit characters, errors (SGML), Invalid 8-Bit Character

### A

Abbrev element, Traditional publishing inlines
absolute value (numbers), computing, Using Your Customization Layer
Accel element, User interfaces
Acronym element, Traditional publishing inlines
acronyms (DocBook XML), The DocBook DTD as XML
Action element, Programming languages and constructs
  changes, V4.0, DocBook V4.1 and DocBook XML V4.1.2
Address element, Line-specific environments
addresses, Internet syntax, Glossary
ADEPT Publisher (Arbortext), FOSIs support, A Survey of Stylesheet Languages
admonitions, Block Elements
  DocBook types, Admonitions
  exclusions (DocBook), The DocBook DTD as XML
  removing from table entries, Removing Admonitions from Table Entries
Affiliation element, changes V4.0, DocBook V4.1 and DocBook XML V4.1.2
alternatives (content model syntax), Understanding Content Models
ambiguity, content models, Content models and validity
ancestors (elements), DSSSL, Element expressions
Anchor element, Cross references
angle brackets
  coding as entities, Special characters
  SGML tags, Glossary
Answer element, Questions and answers
appearance
  cooked data, Glossary
  raw data, Glossary
  SGML and, Structured and Semantic Markup
  structure or content vs., Structured and Semantic Markup
  stylesheets, Glossary
Appendix element, Components
  typical structure, Making a Chapter
AppendixInfo element (V4.0), DocBook V4.1 and DocBook XML V4.1.2
Application element, Operating systems, General purpose
Arbortext ADEPT Publisher, FOSIs support, A Survey of Stylesheet Languages
Arch attribute, Common Attributes
architecture
  computer or chip, Common Attributes
  DSSSL, DSSSL Stylesheets Are SGML Documents, The DSSSL Architecture
ArtHeader element
  V4.0, DocBook V4.1 and DocBook XML V4.1.2
Article element, Components
article.class entity, removing (V4.0), DocBook V4.1 and DocBook XML V4.1.2
ArticleInfo element (V4.0), DocBook V4.1 and DocBook XML V4.1.2
articles
  creating, Making an Article
  formats, listed, How can this markup help you?
ASCII character set, Structured and Semantic Markup
*.attlist parameter entities, DocBook Parameterization
attributes, Glossary
  case sensitivity (DocBook), Typing an SGML Document, Case-Sensitivity
  common, Common Attributes
    subsetting, Subsetting the Common Attributes
  declarations
    adding for new, The General Structure of Customization Layers
    name groups, prohibiting, The DocBook DTD as XML
  declared types, prohibiting (DocBook XML), The DocBook DTD as XML
  default values, Attribute Default Values
  DocBook DTD, customizing, Customizing DocBook
  DSSSL architecture, The DSSSL Architecture
  elements and, Elements and Attributes
  elements, referencing, Organization of Reference Pages
  names, An SGML Declaration, Attribute Types
  parameter entities, controlling, DocBook Parameterization
  removing, Removing an Attribute
  semantics, Organization of Reference Pages
  types, Attribute Types
  values
    quoting, Typing an SGML Document, Minimization, The DocBook DTD as XML
    specifying (entity declarations), No Attribute Value Specifications on Entity Declarations
Attribution element, Miscellaneous block elements
AudioObject element, DocBook V3.1
Author element, Meta-Information
  changes, V4.0, DocBook V4.1 and DocBook XML V4.1.2
AuthorBlurb element, changes V4.0, DocBook V4.1 and DocBook XML V4.1.2

### B

backends, stylesheet support, The DSSSL Architecture
backmatter, books and articles, Making Front- and Backmatter
BeginPage element (DocBook inclusions), The DocBook DTD as XML
BiblioDiv element, Sections
BiblioEntry element, Making a Bibliography
bibliographies, creating, Making a Bibliography
Bibliography element, Components, Sections
Bibliomixed element, Making a Bibliography
BiblioSet element, DocBook V4.1 and DocBook XML V4.1.2
Big Cats
  Tigers, Examples
block elements, Components, Block Elements
  excluding from footnotes, The DocBook DTD as XML
  formal and informal elements, Examples, figures, and tables
  Graphic, Graphics
  inline elements vs., Block Elements
block quotations, Block Elements
BlockQuote element, Miscellaneous block elements
  changes, V4.0, DocBook V4.1 and DocBook XML V4.1.2
Book element
  article.class entity, removing (V4.0), DocBook V4.1 and DocBook XML V4.1.2
  elements, ordering, Books
BookBiblio element, changes V4.0, DocBook V4.1 and DocBook XML V4.1.2
BookInfo element
  changes, v4.0, DocBook V4.1 and DocBook XML V4.1.2
books
  components, Components
  DocBook, making, Making a DocBook Book
  typical structure, Making a DocBook Book
BridgeHead element, Sections

### C

Callout (MediaObject), DocBook V3.1
CallOut element, Lists
CalloutList element, Lists
callouts, Glossary
cals-tbl.dtd file, DocBook Modules
CALS; Table Model. CALS, DocBook Modules
cannot be found errors, DTD Cannot Be Found
case expression (DSSSL), Conditionals
case sensitivity
  attributes (DocBook), Typing an SGML Document
  DocBook SGML declaration, Case-Sensitivity
  elements (DocBook), Typing an SGML Document
  markup, Typing an XML Document
  XML vs. SGML, XML and SGML Markup Considerations in This Book
catalog files
  DocBook distribution, installing, The DocBook Catalog
  errors, DTD Cannot Be Found
  Jade, setting up for, Setting Up the Catalog
  locating, Locating catalog files
  mapping to system, Fixing the Catalog
  multiple declarations, using, Use the Catalogs
  Open (SGML), Writing Your Own Driver
  pubic identifiers, resolving to system, Catalog Files
  public identifier, adding, Using Your Customization Layer
  sample, Catalog Files
  system identifiers, resolving, System Identifiers
  whitespace, Catalog Files
CATALOG keyword, Catalog Files
Caution element, Admonitions
CDATA, Attribute Types
  DbXML, The DocBook DTD as XML
  declared content, prohibiting, The DocBook DTD as XML
  marked sections, Marked sections, Only Explicit CDATA-Marked Sections Are Allowed
  XML instances, restrictions, No SUBDOC or CDATA External Entities
Chapter element, Components
  components, similarity to, Books
  errors, character data, Character Data Not Allowed Here
  typical chapter, structure, Making a Chapter
ChapterInfo element (V4.0), DocBook V4.1 and DocBook XML V4.1.2
chapters, processing (DSSSL), Processing chapters
characters
  character sets
    SGML and XML documents, Understanding Content Models
    SGML documents, Structured and Semantic Markup
    Unicode character set (SGML errors), Invalid 8-Bit Character
  entities, Character and SDATA Entities
    declaration, DocBook Modules
    encoding as, Special characters
  entity sets (see entity sets)
  errors (out of context), Character Data Not Allowed Here
  inline elements, Block Elements
  names, Attribute Types
  SGML declaration, An SGML Declaration
  strings (CDATA attribute), Attribute Types
chip architecture (elements), Common Attributes
Choice attribute, changes V4.0, DocBook V4.1 and DocBook XML V4.1.2
Citation element, Cross references
CiteRefEntry element, Cross references
CiteTitle element, Cross references
Class attribute
  changes, V4.0, DocBook V4.1 and DocBook XML V4.1.2
  constant element, DocBook V3.1
  index entries, ranges, Marking index terms
*.class parameter entities, DocBook Parameterization
classes
  elements, DocBook Parameterization
  mixtures, DocBook Parameterization
  removing entire class, Removing an Entire Class
ClassName element, Programming languages and constructs
CmdSynopsis element, Miscellaneous block elements
  removing, Removing Computer Inlines
colophon element, DocBook V3.1
combination rules (DTD), Structured and Semantic Markup
Command element, Operating systems
  changes, V4.0, DocBook V4.1 and DocBook XML V4.1.2
commands, Block Elements, Miscellaneous block elements
  syntax summary, Making a Reference Page
Comment element, changes V4.0, DocBook V4.1 and DocBook XML V4.1.2
comments
  catalog files, Catalog Files
  DocBook DTD, changes to, DocBook Versions
  markup declarations (DocBook XML), The DocBook DTD as XML
Common Attribute Parameter Entities, Common Attribute Parameter Entities
common attributes, Common Attributes
common.attrib parameter entity, Subsetting the Common Attributes
compatibility, DocBook versions, Organization of Reference Pages, DocBook Versions
compatibility, SGML/XML conversion
  attribute values, quoting, Typing an SGML Document
  case sensitivity, attribute and element names, Typing an SGML Document
  empty tags, Typing an SGML Document
  XML markup, case-sensitivity, Typing an XML Document
components, Books
  elements, Making an Article
computer architecture (elements), Common Attributes
computer vendors, Common Attributes
ComputerOutput element, Markup
Condition attribute, Common Attributes
conditionals (DSSSL), Conditionals
configuration data, storing in stylesheet, The DSSSL Architecture
Conformance attribute, Common Attributes
connectors (SGML), Understanding Content Models
Constant element, Programming languages and constructs, DocBook V3.1
constants (DSSSL), Global Variables and Side Effects, Define expressions
constructs (programming), elements, Programming languages and constructs
content
  flow objects (DSSSL), Make expressions
  reordering, DSSSL, Selecting elements
content models
  elements, reference, Organization of Reference Pages
  elements, updating (DocBook XML), The DocBook DTD as XML
  examples, Content models and validity
  overview, Understanding Content Models
cooked data, Glossary
  (see also raw data)
  bibliographies, Making a Bibliography
country codes, Common Attributes
cross references, Elements and Attributes, Block Elements, Cross references
  elements, Organization of Reference Pages
  languages, changing (stylesheets), Changing the default language
  XrefLabel attribute, Common Attributes
CSS, A Survey of Stylesheet Languages
CSS stylesheets, Structured and Semantic Markup
  example, CSS stylesheet
curly quotes (attribute values), Typing an SGML Document
customization (DocBook DTD)
  parameter entities, using, Glossary
customizing
  DocBook DTD, Customizing DocBook-Other Modifications: Classifying a Role
    book organization, Books
    changing customization layers, Deciding How to Change a Customization Layer
    customization layers, Customization Layers
    general entities, DocBook Modules
    parameter entities, using, DocBook Parameter Entity Reference
    structure (customization layers), The General Structure of Customization Layers
    writing, testing and using customization layers, Writing, Testing, and Using a Customization Layer
    writing, testing, and using customization layers, Using Your Customization Layer, Testing Your Work
  DSSSL stylesheets, Customizing the Stylesheets
    language, changing, Changing the Localization

### D

data attributes, notations (XML prohibiting), No Data Attributes on Notations
data entities, Special characters, Glossary
data, selecting (DSSSL), Selecting data
Database element, General purpose
  changes, V4.0, DocBook V4.1 and DocBook XML V4.1.2
Davenport Group (DocBook maintenance), The HaL and O'Reilly era
dbcent.mod file, DocBook Modules
dbgenent.mod file, If You Change DocBook, It's Not DocBook Anymore!, DocBook Modules
dbhier.mod file, DocBook Modules
dbnotn.mod file, DocBook Modules
dbpool.mod file, DocBook Modules
decimal points (.), numbers, Attribute Types
declarations
  character sets, errors, Invalid 8-Bit Character
  comment declarations, The DocBook DTD as XML
  document type and parameter entity (SGML), System Identifiers
  document type declaration, A Document Type Declaration, Physical Divisions: Breaking a Document into Physical Chunks, Glossary
    SGML, A Document Type Declaration
    XML, A Document Type Declaration, An Internal Subset
  entities
    attribute values, prohibiting (XML), No Attribute Value Specifications on Entity Declarations
    entity sets, DocBook Modules
  functions and constants (DSSSL), Define expressions
  multiple, using, Dealing with Multiple Declarations
  nsgmls parser, Using nsgmls
  passing explicitly, Testing Your Installation
  SGML and XML DTDs, Customization Layers
  SGML documents, Structured and Semantic Markup, An SGML Declaration
  system identifier, default (SGML), Catalog Files
  XML, An XML Declaration
Dedication element, Books
define expresssions (DSSSL), Let expressions
DELEGATE keyword, Catalog Files
description, changing (DocBook customization), If You Change DocBook, It's Not DocBook Anymore!
digits
  names, Attribute Types
  numbers, Attribute Types
directories, specifying (catalog file location), Locating catalog files
display version, Formal public identifiers
divisions
  Book, Books
  documents (DocBook), Physical Divisions: Breaking a Document into Physical Chunks
  elements, categories of (DocBook), Logical Divisions: The Categories of Elements in DocBook
DocBook DTD
  ampersand (&) connector, Understanding Content Models
  Book, making, Making a DocBook Book
  CD-ROM, resources (see Appendix D in this book)
  Changes for V4.0, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes
  Changes for V5.0, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes, Future Changes
  changes, future versions, Organization of Reference Pages
  customizing, Customizing DocBook-Other Modifications: Classifying a Role
    customization layers, writing, testing, and using, Writing, Testing, and Using a Customization Layer
    parameter entities, Glossary
    using customization layer, Using Your Customization Layer
  document type definition, Structured and Semantic Markup
  documents
    creating in SGML, Creating DocBook Documents-Making a Bibliography
    creating in XML, Making an XML Document
    DSSSL stylesheets, DSSSL Stylesheets
    interchanging, Interchanging DocBook Documents-Interchanging DocBook Documents
  general entities, customizing, DocBook Modules
  history and overview, How Does DocBook Fit In?
  installation, Installing the DocBook DTD-Installing the Modular DocBook Stylesheets
    testing, Testing Your Installation
  instances, converting to XML, DocBook Instances as XML
  Lang attribute, Using the lang attribute
  markup considerations, SGML vs. XML, XML and SGML Markup Considerations in This Book
  modules, DocBook Modules
  online copies, Unpacking the DocBook V3.1 Distribution
  owner-identifier, version 3.1, Formal public identifiers
  parsing documents, Parsing DocBook Documents-Invalid 8-Bit Character
  public identifiers, The DocBook Catalog
  publishing documents, Publishing DocBook Documents-The DSSSL Architecture
  releases, rules for new versions, The Davenport era
  stylesheets
    installing, Installing the Modular DocBook Stylesheets
    languages, Changing the Localization
  table model, DocBook Modules
  text description, Formal public identifiers
  versions, DocBook Versions
    V4.1, DocBook V4.1 and DocBook XML V4.1.2
  warnings, DocBook V3.1 Warnings
  XML, DocBook and XML-The DocBook DTD as XML
    converting to, The DocBook DTD as XML
    document type declaration, A Document Type Declaration
    XML-compliant version, The Davenport era
DocBook Technical Committee (OASIS), DocBook Versions
DocBook XML DTD
  versions
    V4.1.2, DocBook V4.1 and DocBook XML V4.1.2
DocInfo element
  changes V4.0, DocBook V4.1 and DocBook XML V4.1.2
  reference page, meta-information, Making a Reference Page
DOCTYPE keyword, Catalog Files
Document Style Semantics and Specification Language (see DSSSL)
DOCUMENT text class, Formal public identifiers
document type declaration, Glossary
  divisions of documents, Physical Divisions: Breaking a Document into Physical Chunks
  external subset, Glossary
  internal subset, An Internal Subset, Glossary
  SGML documents, A Document Type Declaration
  XML documents, A Document Type Declaration
document type definitions (see DTDs)
documents
  creating
    DocBook, Creating DocBook Documents-Making a Bibliography
    in XML (DocBook), Making an XML Document
  dividing, Physical Divisions: Breaking a Document into Physical Chunks
  external, references to, Glossary
  meta-information, Glossary
driver files, DocBook Modules
  DSSSL stylsheets, customizing, Customizing the Stylesheets
  example, Writing Your Own Driver
  language, changing default, Changing the default language
DSSSL, A Survey of Stylesheet Languages, Glossary
  architecture, The DSSSL Architecture
  stylesheets, Structured and Semantic Markup, DSSSL Stylesheets
    customizing, Customizing the Stylesheets
    downloading, Installing the Modular DocBook Stylesheets
    element expressions, Element expressions
    example, DSSSL stylesheet
    flow objects, empty, Make expressions
    print and HTML output (DocBook), Using Jade and DSSSL to Publish DocBook Documents
    style specifications, A Closer Look at
    style specifications, multiple, A Single Stylesheet for Both Print and HTML
DTDDECL, Catalog Files
  Jade, not supporting, DTDDECL Warnings
  warnings (unsupported), Testing Your Installation
DTDs, Structured and Semantic Markup
  cannot be found errors, DTD Cannot Be Found
  DocBook (see DocBook DTD)
  DSSSL stylesheets, changing, DSSSL Stylesheets Are SGML Documents
  exclusions, Glossary
  inclusions, Glossary
  proprietary, Formal public identifiers
  public identifiers, Glossary
  text class, Formal public identifiers
  validating SGML documents against, Structured and Semantic Markup

### E

e-i-c element, FOSI stylesheet
effectivity attributes, removing, Subsetting the Common Attributes
element in context (e-i-c), FOSI stylesheet
*.element parameter entities, DocBook Parameterization
elements, Glossary
  abbrev, abbrev
  abstract, abstract
  accel, accel
  ackno, ackno
  acronym, acronym
  action, action
  adding, Adding Elements: Adding a Sect6
  address, address
  affiliation, affiliation
  alt, alt
  anchor, anchor
  answer, answer
  appendix, appendix
  appendixinfo, appendixinfo
  application, application
  area, area
  areaset, areaset
  areaspec, areaspec
  arg, arg
  article, article
  articleinfo, articleinfo
  artpagenums, artpagenums
  attributes, Elements and Attributes, Glossary
    (see also attributes)
    processing expectations, affecting, Organization of Reference Pages
  attribution, attribution
  audiodata, audiodata
  audioobject, audioobject
  author, author
  authorblurb, authorblurb
  authorgroup, authorgroup
  authorinitials, authorinitials
  beginpage, beginpage
  bibliocoverage, bibliocoverage
  bibliodiv, bibliodiv
  biblioentry, biblioentry
  bibliography, bibliography
  bibliographyinfo, bibliographyinfo
  biblioid, biblioid
  bibliomisc, bibliomisc
  bibliomixed, bibliomixed
  bibliomset, bibliomset
  bibliorelation, bibliorelation
  biblioset, biblioset
  bibliosource, bibliosource
  blockinfo, blockinfo
  blockquote, blockquote
  book, book
  bookinfo, bookinfo
  bridgehead, bridgehead
  callout, callout
  calloutlist, calloutlist
  caption, caption
  case sensitivity (DocBook), Typing an SGML Document, Case-Sensitivity
  case sensitivity (XML), XML and SGML Markup Considerations in This Book
  categories, DocBook divisions, Logical Divisions: The Categories of Elements in DocBook
  caution, caution
  chapter, chapter
  chapterinfo, chapterinfo
  citation, citation
  citebiblioid, citebiblioid
  citerefentry, citerefentry
  citetitle, citetitle
  city, city
  classifying or subclassifying, Common Attributes
  classname, classname
  classsynopsis, classsynopsis
  classsynopsisinfo, classsynopsisinfo
  cmdsynopsis, cmdsynopsis
  co, co
  collab, collab
  collabname, collabname
  colophon, colophon
  Colophon, DocBook V3.1
  colspec, colspec
  command, command
  component-level, Making an Article
  components, navigation, Books
  computeroutput, computeroutput
  confdates, confdates
  confgroup, confgroup
  confnum, confnum
  confsponsor, confsponsor
  conftitle, conftitle
  constant, constant
  Constant, DocBook V3.1
  constraint, constraint
  constraintdef, constraintdef
  constructorsynopsis, constructorsynopsis
  content models (online reference), Deciding How to Change a Customization Layer
  contractnum, contractnum
  contractsponsor, contractsponsor
  contrib, contrib
  copyright, copyright
  coref, coref
  corpauthor, corpauthor
  corpname, corpname
  country, country
  creating, Make expressions
  database, database
  date, date
  dbpool.mod file, declaring, DocBook Modules
  declarations
    adding for new, The General Structure of Customization Layers
    name groups, prohibiting, The DocBook DTD as XML
    parameter entities, controlling, DocBook Parameterization
  dedication, dedication
  description, semantics, Organization of Reference Pages
  destructorsynopsis, destructorsynopsis
  DocBook DTD, customizing, Customizing DocBook
  DSSSL architecture and, The DSSSL Architecture
  edition, edition
  editor, editor
  element expressions (DSSSL), Element expressions, Selecting elements
  email, email
  emphasis, emphasis
  empty (see empty elements)
  entity attributes, External general entities
  entry, entry
  entrytbl, entrytbl
  envar, envar
  epigraph, epigraph
  equation, equation
  errorcode, errorcode
  errorname, errorname
  errortext, errortext
  errortype, errortype
  example, example
  exceptionname, exceptionname
  exclusions, Glossary
  fax, fax
  fieldsynopsis, fieldsynopsis
  figure, figure
  filename, filename
  firstname, firstname
  firstterm, firstterm
  footnote, footnote
  footnoteref, footnoteref
  foreignphrase, foreignphrase
  formalpara, formalpara
  funcdef, funcdef
  funcparams, funcparams
  funcprototype, funcprototype
  funcsynopsis, funcsynopsis
  funcsynopsisinfo, funcsynopsisinfo
  function, function
  generic identifiers, Glossary
  glossary, glossary
  glossaryinfo, glossaryinfo
  glossdef, glossdef
  glossdiv, glossdiv
  glossentry, glossentry
  glosslist, glosslist
  glosssee, glosssee
  glossseealso, glossseealso
  glossterm, glossterm
  graphic, graphic
  graphicco, graphicco
  group, group
  guibutton, guibutton
  guiicon, guiicon
  guilabel, guilabel
  guimenu, guimenu
  guimenuitem, guimenuitem
  guisubmenu, guisubmenu
  hardware, hardware
  highlights, highlights
  holder, holder
  honorific, honorific
  html:form, html:form
  imagedata, imagedata
  imageobject, imageobject
  imageobjectco, imageobjectco
  important, important
  inclusions, Glossary
  index, index
  indexdiv, indexdiv
  indexentry, indexentry
  indexinfo, indexinfo
  indexterm, indexterm
  informalequation, informalequation
  informalexample, informalexample
  informalfigure, informalfigure
  informaltable, informaltable
  initializer, initializer
  inlineequation, inlineequation
  inlinegraphic, inlinegraphic
  inlinemediaobject, inlinemediaobject
  interface, interface
  interfacename, interfacename
  invpartnumber, invpartnumber
  isbn, isbn
  issn, issn
  issuenum, issuenum
  itemizedlist, itemizedlist
  itermset, itermset
  jobtitle, jobtitle
  keycap, keycap
  keycode, keycode
  keycombo, keycombo
  keysym, keysym
  keyword, keyword
  keywordset, keywordset
  label, label
  legalnotice, legalnotice
  lhs, lhs
  lineage, lineage
  lineannotation, lineannotation
  link, link
  linking to references, How can this markup help you?
  listitem, listitem
  lists, Lists
  literal, literal
  literallayout, literallayout
  lot, lot
  lotentry, lotentry
  manvolnum, manvolnum
  markup, markup
  mathematics, Mathematics
  medialabel, medialabel
  mediaobject, mediaobject
  mediaobjectco, mediaobjectco
  member, member
  menuchoice, menuchoice
  methodname, methodname
  methodparam, methodparam
  methodsynopsis, methodsynopsis
  mixed content (DocBook XML), The DocBook DTD as XML
  mml:math, mml:math
  modespec, modespec
  modifier, modifier
  mousebutton, mousebutton
  msg, msg
  msgaud, msgaud
  msgentry, msgentry
  msgexplan, msgexplan
  msginfo, msginfo
  msglevel, msglevel
  msgmain, msgmain
  msgorig, msgorig
  msgrel, msgrel
  msgset, msgset
  msgsub, msgsub
  msgtext, msgtext
  names in content models, Understanding Content Models
  nesting, Organization of Reference Pages
  new (DocBook V3.1), DocBook V3.1
  nonterminal, nonterminal
  note, note
  objectinfo, objectinfo
  olink, olink
  ooclass, ooclass
  ooexception, ooexception
  oointerface, oointerface
  option, option
  optional, optional
  orderedlist, orderedlist
  orgdiv, orgdiv
  orgname, orgname
  otheraddr, otheraddr
  othercredit, othercredit
  othername, othername
  pagenums, pagenums
  para, para
  paramdef, paramdef
  parameter, parameter
  parsing, Content models and validity
  part, part
  partinfo, partinfo
  partintro, partintro
  personblurb, personblurb
  personname, personname
  phone, phone
  phrase, phrase
  pob, pob
  postcode, postcode
  preface, preface
  prefaceinfo, prefaceinfo
  primary, primary
  primaryie, primaryie
  printhistory, printhistory
  procedure, procedure
  production, production
  productionrecap, productionrecap
  productionset, productionset
  productname, productname
  productnumber, productnumber
  programlisting, programlisting
  programlistingco, programlistingco
  programming languages and constructs, Programming languages and constructs
  prompt, prompt
  proper usage, examples, Organization of Reference Pages
  property, property
  pubdate, pubdate
  publisher, publisher
  publishername, publishername
  pubsnumber, pubsnumber
  qandadiv, qandadiv
  qandaentry, qandaentry
  qandaset, qandaset
  question, question
  quote, quote
  refclass, refclass
  refdescriptor, refdescriptor
  refentry, refentry
  refentryinfo, refentryinfo
  refentrytitle, refentrytitle
  reference, DocBook Element Reference-Attribute Types, reference
    synopses, Organization of Reference Pages
  referenceinfo, referenceinfo
  refmeta, refmeta
  refmiscinfo, refmiscinfo
  refname, refname
  refnamediv, refnamediv
  refpurpose, refpurpose
  refsect1, refsect1
  refsect1info, refsect1info
  refsect2, refsect2
  refsect2info, refsect2info
  refsect3, refsect3
  refsect3info, refsect3info
  refsection, refsection
  refsectioninfo, refsectioninfo
  refsynopsisdiv, refsynopsisdiv
  refsynopsisdivinfo, refsynopsisdivinfo
  releaseinfo, releaseinfo
  remark, remark
  removing, Removing Elements, Removing an Entire Class
  replaceable, replaceable
  returnvalue, returnvalue
  revdescription, revdescription
  revhistory, revhistory
  revision, revision
  revnumber, revnumber
  revremark, revremark
  rhs, rhs
  root element, A Document Type Declaration, The Document (or Root) Element, A Document Type Declaration, The Document (or Root) Element
  row, row
  sbr, sbr
  screen, screen
  screenco, screenco
  screeninfo, screeninfo
  screenshot, screenshot
  secondary, secondary
  secondaryie, secondaryie
  sect1, sect1
  sect1info, sect1info
  sect2, sect2
  sect2info, sect2info
  sect3, sect3
  sect3info, sect3info
  sect4, sect4
  sect4info, sect4info
  sect5, sect5
  sect5info, sect5info
  section, section
  sectioninfo, sectioninfo
  sections, Sections
  see, see
  seealso, seealso
  seealsoie, seealsoie
  seeie, seeie
  seg, seg
  seglistitem, seglistitem
  segmentedlist, segmentedlist
  segtitle, segtitle
  selecting, Selecting elements
  seriesvolnums, seriesvolnums
  set, set
  setindex, setindex
  setindexinfo, setindexinfo
  setinfo, setinfo
  SGML/XML, using, Structured and Semantic Markup
  sgmltag, sgmltag
  shortaffil, shortaffil
  shortcut, shortcut
  sidebar, sidebar
  sidebarinfo, sidebarinfo
  simpara, simpara
  simplelist, simplelist
  simplemsgentry, simplemsgentry
  simplesect, simplesect
  spanspec, spanspec
  state, state
  step, step
  street, street
  structfield, structfield
  structname, structname
  subject, subject
  subjectset, subjectset
  subjectterm, subjectterm
  subscript, subscript
  substeps, substeps
  subtitle, subtitle
  superscript, superscript
  surname, surname
  svg:svg, svg:svg
  symbol, symbol
  synopfragment, synopfragment
  synopfragmentref, synopfragmentref
  synopsis, synopsis
  systemitem, systemitem
  table, table
  tags, Glossary
  tbody, tbody
  term, term
  tertiary, tertiary
  tertiaryie, tertiaryie
  textdata, textdata
  textobject, textobject
  tfoot, tfoot
  tgroup, tgroup
  thead, thead
  tip, tip
  title, title
  titleabbrev, titleabbrev
  toc, toc
  tocback, tocback
  tocchap, tocchap
  tocentry, tocentry
  tocfront, tocfront
  toclevel1, toclevel1
  toclevel2, toclevel2
  toclevel3, toclevel3
  toclevel4, toclevel4
  toclevel5, toclevel5
  tocpart, tocpart
  token, token
  trademark, trademark
  type, type
  ulink, ulink
  user interfaces, describing, User interfaces
  userinput, userinput
  varargs, varargs
  variablelist, variablelist
  varlistentry, varlistentry
  varname, varname
  VarName, DocBook V3.1
  videodata, videodata
  videoobject, videoobject
  void, void
  volumenum, volumenum
  warning, warning
  wordasword, wordasword
  wrappers, Glossary
  xref, xref
  year, year
ELEMENTS text class, Formal public identifiers
Emacs text editor, Typing an SGML Document
Email element, General purpose
Emphasis element, Traditional publishing inlines
  DSSSL, processing, Processing emphasis
empty elements, Elements and Attributes, Understanding Content Models, Glossary
  creating, Make expressions
  Graphic and InlineGraphic, V4.0, DocBook V4.1 and DocBook XML V4.1.2
  markup syntax, Typing an XML Document
  PCDATA keyword and, #PCDATA and repetition
  start tags, XML vs. SGML, XML and SGML Markup Considerations in This Book
empty flow objects (DSSSL), Make expressions
empty sets (DSSSL), Conditionals
empty tags, Typing an SGML Document
  #CONREF attributes, No #CONREF Attributes
end tags
  attributes and, Elements and Attributes
  beginning, Special characters
  case sensitivity, Case-Sensitivity
  empty elements, not requiring, Elements and Attributes
  errors, misspelling, Misspelled End Tag
  missing, errors, Missing End Tag
  omitting, Organization of Reference Pages
ending index terms (ranges), Marking index terms
entities, Glossary
  adding directly to DTD, Internal general entities
  characters, Special characters, Character and SDATA Entities
    declaration, DocBook Modules
    errors, Invalid 8-Bit Character
  declarations, attribute values (XML), No Attribute Value Specifications on Entity Declarations
  DSSSL stylesheets, DSSSL Stylesheets Are SGML Documents
  entity sets (see entity sets)
  entity-ref (DSSSL), Make expressions
  errors, spelling, Bad Entity Reference
  functions, Entities
  general, General Entities, Glossary
    customizing, DocBook Modules
  inserting files, Physical Divisions: Breaking a Document into Physical Chunks
  parameter entities (see parameter entities)
  SDATA, Character and SDATA Entities
  SGML/XML markup, Elements and Attributes
ENTITIES text class, Formal public identifiers
ENTITY attribute, Attribute Types
entity sets
  characters, DocBook Character Entity Reference
  ISO standard, obtaining, Getting the ISO Entity Sets
  locating, ISO Entity Set Missing
  missing, ISO Entity Set Missing
entity-ref (DSSSL flow objects), Make expressions
EntityRef attribute (graphics), V4.0, DocBook V4.1 and DocBook XML V4.1.2
Entry element, DocBook V3.1 Warnings
EnVar element, Operating systems
  V4.0, DocBook V4.1 and DocBook XML V4.1.2
environment
  DocBook extensions, affecting, Customizing DocBook
  variables, setting (catalog files), Finding the Catalog
EnvironVar element (V4.0), DocBook V4.1 and DocBook XML V4.1.2
Epigraph element, Miscellaneous block elements
  changes, V4.0, DocBook V4.1 and DocBook XML V4.1.2
Equation element, Equations
equations (elements), Mathematics
error messages
  character data out of context, Character Data Not Allowed Here
  nsgmls parser, Using nsgmls
  parsers, Understanding Parse Errors
  sets of related, Miscellaneous block elements
ErrorCode element, Programming languages and constructs
ErrorName element, Programming languages and constructs
errors
  8-bit characters (SGML), Invalid 8-Bit Character
  listing, comprehensive, Testing Your Work
  parsing, Understanding Parse Errors-Invalid 8-Bit Character
ErrorType element, Programming languages and constructs
escape sequences (parameter entities), Removing Admonitions from Table Entries
Example element, Examples, figures, and tables
examples, Block Elements
*.exclusion parameter entities, DocBook Parameterization
exclusions, Glossary
  DocBook, uses, The DocBook DTD as XML
  element declarations, prohibiting (DocBook XML), The DocBook DTD as XML
  elements, Organization of Reference Pages
experience levels (users), Common Attributes
expressions (DSSSL), DSSSL Expressions
  conditionals, Conditionals
  nodes and node lists, manipulating, Selecting elements
Extensible Markup Language (see XML)
Extensible Style Language (see XSL)
extensions, DocBook DTD, Customizing DocBook
external declarations (XML), A Document Type Declaration
external general entities, External general entities, Glossary
  public identifiers, Glossary
  XML restrictions, No SUBDOC or CDATA External Entities
external subset, Glossary
  entity declarations (SGML/XML conversion), Character and SDATA Entities
  SGML document declarations, An Internal Subset

### F

false, testing for (DSSSL), Conditionals
FAQ element, Questions and answers
Figure element, Examples, figures, and tables, Graphics
figures, Block Elements
Filename element, Operating systems, General purpose
  changes, V4.0, DocBook V4.1 and DocBook XML V4.1.2
filenames, Block Elements
  catalog file, Fixing the Catalog
  tags, specifying, Structured and Semantic Markup
files
  catalog, Locating catalog files
  DocBook DTD distribution, Unpacking the DocBook V3.1 Distribution
  external, referencing, External general entities, Public Identifiers, System Identifiers, and Catalog Files
FirstTerm element, Cross references
fixed attributes, The DSSSL Architecture
float, Glossary
flow objects (DSSSL), Make expressions
  empty, Make expressions
fonts
  changes (inline elements), Block Elements
  fixed-width, programs and code, Line-specific environments
Footnote element, Traditional publishing inlines
  exclusions, Glossary
FootnoteRef element, Traditional publishing inlines
footnotes, exclusions (DocBook), The DocBook DTD as XML
for loop, DSSSL and, Loops
ForeignPhrase element, Markup
formal elements, Examples, figures, and tables
formal objects, exclusions (DocBook), The DocBook DTD as XML
formal public identifier (see FPI)
formatting
  DSSSL stylesheets, elements, DSSSL Stylesheets
  elements, Organization of Reference Pages
  SGML documents, Structured and Semantic Markup
Formatting Output Specification Instance (see FOSI stylesheets)
FOSI stylesheets, Structured and Semantic Markup, A Survey of Stylesheet Languages, Glossary
  example, FOSI stylesheet
FPI, Glossary
  format, standard, Formal public identifiers
  ISO Latin 1 character set, examples, Formal public identifiers
French language chapter, example, Using the lang attribute
frequently asked questions (FAQ), Questions and answers
frontmatter, books and articles, Making Front- and Backmatter
FuncDef element, changes V4.0, DocBook V4.1 and DocBook XML V4.1.2
FuncPrototype element, changes V4.0, DocBook V4.1 and DocBook XML V4.1.2
FuncSynopsis element, Miscellaneous block elements
  changes, V4.0, DocBook V4.1 and DocBook XML V4.1.2
  removing, Removing Computer Inlines
FuncSynopsisInfo element (V4.0), DocBook V4.1 and DocBook XML V4.1.2
Function element, Programming languages and constructs
functions
  declaring your own (DSSSL), Define expressions
  DSSSL, Global Variables and Side Effects
    elements, selecting, Selecting elements
  function prototype, Making a Reference Page
  Scheme, passing as argument, Processing subscripts and superscripts

### G

GCA (Graphics Communication Association), Formal public identifiers
general entities, Glossary
  customizing, DocBook Modules
  external, Glossary
  external and internal, General Entities
  internal, Glossary
general writing (traditional publishing inlines), Traditional publishing inlines
general-purpose technical inline elements, General purpose
generic identifiers (GI), Glossary
GI (generic identifiers), Glossary
glossaries
  creating, Making Front- and Backmatter, Making a Glossary
  example, Making a Glossary
  glossary terms, Block Elements
Glossary element, Components, Sections
  changes, V4.0, DocBook V4.1 and DocBook XML V4.1.2
GlossDef element, changes V4.0, DocBook V4.1 and DocBook XML V4.1.2
GlossDiv element, Sections
GlossList element, Lists
GlossSee element, No #CONREF Attributes
  DbXML, The DocBook DTD as XML
GlossSeeAlso element, No #CONREF Attributes
  DbXML, The DocBook DTD as XML
GlossTerm element, Cross references, Making a Glossary
  changes, V4.0, DocBook V4.1 and DocBook XML V4.1.2
glyphs (Unicode character references), DocBook Character Entity Reference
*.gml (ISO standard character entity sets), DocBook Modules
Graphic element, DocBook V4.1 and DocBook XML V4.1.2
  removal (v5.0), DocBook V3.1
graphics, Graphics
  embedded, storing outside SGML source, DocBook V4.1 and DocBook XML V4.1.2
Graphics Communication Association (GCA), Formal public identifiers
  registered public identifiers, assigning, Formal public identifiers
Group element, changes V4.0, DocBook V4.1 and DocBook XML V4.1.2
groups
  content model syntax, Understanding Content Models
  PCDATA keyword, #PCDATA and repetition
GuIButton element, User interfaces
GUIIcon element, User interfaces
GUIMenu element, User interfaces
GUIMenuItem element, User interfaces
GUISubmenu element, User interfaces

### H

Hardware element, General purpose
  changes, V4.0, DocBook V4.1 and DocBook XML V4.1.2
hexadecimal numeric character references (XML), Special characters
hierarchical structure
  DocBook DTD, DocBook Modules
  elements, defining, Glossary
Highlights element, Miscellaneous block elements
HTML
  appearance, limitions of specification, Structured and Semantic Markup
  CSS, A Survey of Stylesheet Languages
  DSSSL flow objects, Make expressions
  DSSSL stylesheets, Using Jade and DSSSL to Publish DocBook Documents
  stylesheets, A Single Stylesheet for Both Print and HTML
    selecting, Writing Your Own Driver
    testing (DocBook), Installing the Modular DocBook Stylesheets
  translating SGML/XML documents, Publishing DocBook Documents
  XML vs., HTML and SGML vs. XML
Hypertext Markup Language (see HTML)
hyphens (-), numbers, Attribute Types

### I

ID attribute, Common Attributes, Attribute Types
  glossary entries, Making a Glossary
  index entries, ranges, Marking index terms
  SGML start tags, Elements and Attributes
identifiers, generic, Glossary
IDREF attribute, Attribute Types
IDREFS attribute, Attribute Types
idreq.common.attrib parameter entity, Subsetting the Common Attributes
if expressions (DSSSL), Conditionals
IGNORE keyword (marked section), Marked sections, Only Explicit CDATA-Marked Sections Are Allowed
ImageObject element, DocBook V3.1
Important element, Admonitions
INCLUDE keyword (marked section), Marked sections
  XML, not allowing, Only Explicit CDATA-Marked Sections Are Allowed
*.inclusion parameter entities, DocBook Parameterization
inclusions, Glossary
  DocBook, uses, The DocBook DTD as XML
  element declarations, prohibiting (DocBook XML), The DocBook DTD as XML
  elements, Organization of Reference Pages
Index element, Books, Sections
indexes
  creating, books and articles, Making Front- and Backmatter
  index marked up in DocBook (example), Printing an index
  marking index terms, Making an Index
  metainformation, Meta-Information
  printing, Printing an index
IndexTerm element, No #CONREF Attributes
  empty (DocBook XML), The DocBook DTD as XML
  inclusions, DocBook, The DocBook DTD as XML
  Zone attribute, Marking index terms
informal elements, Examples, figures, and tables
InformalExample element, Examples, figures, and tables
InformalFigure element, DocBook V3.1
InformalTable element, Examples, figures, and tables
  excluding from tables, The DocBook DTD as XML
inherited characteristics, calculating new values with, Processing subscripts and superscripts
initial substring matches (public identifiers), Catalog Files
inline elements, Inline Elements
  adding, Deciding What to Change
  block elements vs., Block Elements
  changing (dbpool.mod file), DocBook Modules
  computer inlines, removing, Removing Computer Inlines
  programming languages and constructs, Programming languages and constructs
  technical, Programming languages and constructs
  technical (general-purpose), General purpose
InlineEquation element, Equations, Mathematics
InlineGraphic element, Graphics, General purpose, DocBook V4.1 and DocBook XML V4.1.2
  removal (v5.0), DocBook V3.1
InlineMediaObject element, Graphics, DocBook V3.1
instance (DocBook document), Structured and Semantic Markup
interchange partners, Invalid 8-Bit Character
Interface element, Programming languages and constructs
  changes, V4.0, DocBook V4.1 and DocBook XML V4.1.2
InterfaceDefinition element, Programming languages and constructs
internal general entities, Internal general entities, Glossary
internal subset, Glossary
  entity declarations, Character and SDATA Entities
  parameter entities (XML), Only Explicit CDATA-Marked Sections Are Allowed
  SGML document declarations, An Internal Subset
  XML document type declarations, An Internal Subset
International Organization for Standardization (see ISO Entity Sets; ISO standards)
Internet domain names format (registered public identifiers), Formal public identifiers
Internet names and addresses, Glossary
ISO Entity Sets
  Added Latin 2, Added Latin 2 Character Entities (%isolat2;)
  Added Math Symbols: Arrow Relations, Added Math Symbols: Arrow Relations Character Entities (%isoamsa;)
  Added Math Symbols: Binary Operators, Added Math Symbols: Binary Operators Character Entities (%isoamsb;)
  Added Math Symbols: Delimiters, Added Math Symbols: Delimiters Character Entities (%isoamsc;)
  Added Math Symbols: Negated Relations, Added Math Symbols: Negated Relations Character Entities (%isoamsn;)
  Added Math Symbols: Ordinary, Added Math Symbols: Ordinary Character Entities (%isoamso;)
  Added Math Symbols: Relations, Added Math Symbols: Relations Character Entities (%isoamsr;)
  Alternative Greek Symbols, Alternative Greek Symbols Character Entities (%isogrk4;)
  Box and Line Drawing, Box and Line Drawing Character Entities (%isobox;)
  Diacritical Marks, Diacritical Marks Character Entities (%isodia;)
  General Technical, General Technical Character Entities (%isotech;)
  Greek Letters, Greek Letters Character Entities (%isogrk1;)
  Greek Symbols, Greek Symbols Character Entities (%isogrk3;)
  ISO Latin 1, ISO Latin 1 Character Entities (%isolat1;)
  Monotoniko Greek, Monotoniko Greek Character Entities (%isogrk2;)
  Non-Russian Cyrillic, Non-Russian Cyrillic Character Entities (%isocyr2;)
  Numeric and Special Graphic, Numeric and Special Graphic Character Entities (%isonum;)
  Publishing, Publishing Character Entities (%isopub;)
  Russian Cyrillic, Russian Cyrillic Character Entities (%isocyr1;)
ISO standards
  country codes, Common Attributes
  DSSSL, A Survey of Stylesheet Languages
  entity sets
    characters, DocBook Modules, DocBook Character Entity Reference
    obtaining, Getting the ISO Entity Sets
    SDATA entities, problems with (XML), Character and SDATA Entities
  formal public identifiers, Formal public identifiers
  language codes, Formal public identifiers, Common Attributes
  SGML, Glossary
ItemizedList element, Lists

### J

Jade
  DSSSL, using (DocBook document), Using Jade and DSSSL to Publish DocBook Documents
  installing, Installing Jade
  Modular DocBook Stylesheets, Publishing DocBook Documents
  SP parser, using, Understanding Parse Errors
  style specifications, indicating selected, A Single Stylesheet for Both Print and HTML
Java Math class, Using Your Customization Layer
journal articles, How can this markup help you?, Making an Article

### K

KeyCap element, User interfaces
  changes, V4.0, DocBook V4.1 and DocBook XML V4.1.2
KeyCode class, User interfaces
KeyCombo element, User interfaces
KeySym element, User interfaces
Keyword attribute (V4.0), DocBook V4.1 and DocBook XML V4.1.2
keywords
  case sensitivity, XML, Case-Sensitivity
  catalog files, Catalog Files
  content model syntax, Understanding Content Models
  flow objects (DSSSL), defining, Make expressions
  keyword sets (meta-information), Meta-Information
  marked sections, Marked sections

### L

Lang attribute, Changing the Localization, Common Attributes
  removing, Subsetting the Common Attributes
languages
  codes, Using the lang attribute, Common Attributes
  default, changing, Changing the default language
  DocBook stylesheets, Changing the Localization
  document texts, Formal public identifiers
  stylesheets, A Survey of Stylesheet Languages
layers, customization (DocBook DTD), Customization Layers
let expressions (DSSSL), Let expressions
line breaks, preserving, Line-specific environments
line-specific environments, Block Elements, Line-specific environments
Link element, Cross references
LinkEnd attribute, Cross references
  GlossTerm tag, Making a Glossary
links
  glossary terms (text) to glossary entries, Making a Glossary
  SGML documents, maintaining, How can this markup help you?
Linux Documentation Project, Publishing DocBook Documents
LISP language, syntax, Scheme
lists, Block Elements
  elements, Lists
    exclusions, Organization of Reference Pages
  nodes, manipulating, Selecting elements
Lists of Titles (see LoT)
Literal element, Markup, Programming languages and constructs, General purpose
  changes, V4.0, DocBook V4.1 and DocBook XML V4.1.2
LiteralLayout element, Line-specific environments
local parameter entities, DocBook Parameterization
local.tech.char.class parameter entity, Deciding How to Change a Customization Layer
locating catalog files, Locating catalog files
loops, implementing (DSSSL), Loops
LoT, Books

### M

major releases, DocBook DTD, DocBook Versions
make expressions (DSSSL), Make expressions
manpage (UNIX), Making a Reference Page
manual page, creating, Making a Reference Page
ManVolNum, Making a Reference Page
marked sections, Marked sections
  character sequence, ending, Special characters
  DSSSL stylesheets, DSSSL Stylesheets Are SGML Documents
  parameter entities, controlling, DocBook Parameterization, Glossary
  XML, restrictions, Only Explicit CDATA-Marked Sections Are Allowed
markup
  backmatter, books and articles, Making Front- and Backmatter
  case sensitivity, Typing an XML Document
  delimiters (characters), An SGML Declaration
  distinguishing from content, Special characters
  elements, Markup
  glossaries, Making a Glossary
  minimization, An SGML Declaration, Organization of Reference Pages
    removing, Typing an SGML Document
    SGML/XML conversion problems, Typing an SGML Document, Minimization
  previous schemes, identifying, Common Attributes
Markup element, Markup
mathematics (DocBook), Mathematics
MathML, incorporating, Mathematics
MediaLabel element, Operating systems, General purpose
MediaObject elements, Graphics, DocBook V3.1
MediaObjectCO element, DocBook V3.1
MenuChoice element, User interfaces
meta-information, Glossary
  DocBook Book, Making a DocBook Book
  elements, section-level and above, Meta-Information
  reference page, Making a Reference Page
  wrappers, Glossary
MethodName, adding with customization layer, Deciding How to Change a Customization Layer
minimization
  markup, An SGML Declaration
    net tag minimization, Typing an SGML Document
    SGML/XML conversion problems, Typing an SGML Document, Minimization
    start and end tags, Organization of Reference Pages
  removing, Typing an SGML Document
miscellaneous information, reference pages, Making a Reference Page
.mix parameter entities, DocBook Parameterization
Modular DocBook Stylesheets, Publishing DocBook Documents
  public identifiers, Writing Your Own Driver
*.module parameter entities, DocBook Parameterization
modules
  DocBook, DocBook Modules
  DocBook customization, The General Structure of Customization Layers
  DTDs, customizing, Customization Layers
  redeclarations, Removing Admonitions from Table Entries
MouseButton element, User interfaces
MsgSet element, Miscellaneous block elements
  removing, Removing MsgSet
MsgText element, Programming languages and constructs, Operating systems
  changes, V4.0, DocBook V4.1 and DocBook XML V4.1.2

### N

NAME attribute, Attribute Types
name groups (DocBook XML), The DocBook DTD as XML
names
  assigning to data (entities), Entities
  case sensitivity, Case-Sensitivity
  elements (generic identifiers), Glossary
  individuals as owner-identifiers, Formal public identifiers
  Internet, syntax, Glossary
  NMTOKEN attribute, Attribute Types
  text, associating with (internal general entities), Internal general entities
  variable (VarName element), DocBook V3.1
NAMES attribute, Attribute Types
namespaces, Mathematics, No SUBDOC or CDATA External Entities
  XML tags, Elements and Attributes
nav.class entity, changes V4.0, DocBook V4.1 and DocBook XML V4.1.2
navigation, component-level elements, Books
nesting
  elements, Organization of Reference Pages, Glossary
  emphasis elements, DSSSL processing, Processing emphasis
  footnotes, Glossary
  paragraphs (DSSSL), Make expressions
  section elements, Sections
  simple page sequences (DSSSL), not allowed, Processing chapters
NMTOKEN(S) attribute, Attribute Types
  DbXML, The DocBook DTD as XML
nodes (DSSSL), DSSSL Processing Model, Selecting elements
NONSGML text class, Formal public identifiers
notation declarations (DocBook), DocBook Modules
notations (unparsed entities), External general entities
Note element, Admonitions
nsgmls parser, Parsing DocBook Documents
  DocBook installation, testing, Testing Your Installation
  SGML documents, validating, Using nsgmls
  warning types, Testing Your Work
  XML documents, validating, Using nsgmls
numbered sections, levels, Sections
numbers (attributes), Attribute Types
numeric character references, Special characters
NUTOKEN attribute, Attribute Types

### O

OASIS
  catalog file format, Catalog Files
  DocBook Technical Committee, The Davenport era, DocBook Versions
  entity sets (ISO standard), obtaining, Getting the ISO Entity Sets
  public identifiers, resolution mechanism, Public Identifiers, System Identifiers, and Catalog Files
  table model, DocBook Modules
  XML DocBook version, DocBook and XML
OLink element, Cross references
one-off customizations, The General Structure of Customization Layers
Open Software Foundation, The HaL and O'Reilly era
operating systems
  configurations, software support, Making a Reference Page
  elements, Common Attributes
  inline elements, Operating systems
Option element, Operating systems, General purpose
  changes, V4.0, DocBook V4.1 and DocBook XML V4.1.2
optional arguments (DSSSL functions), Processing subscripts and superscripts
Optional element, General purpose
options, Block Elements
  commands, marking up, Miscellaneous block elements
  error messages (parser), directing to file, Using nsgmls
OptMult attribute value (Choice), V4.0, DocBook V4.1 and DocBook XML V4.1.2
OrderedList element, Lists
OS attribute, Common Attributes
OtherTerm attribute, No #CONREF Attributes
OVERRIDE keyword, Catalog Files
owner-identifiers
  changing (DocBook customization), If You Change DocBook, It's Not DocBook Anymore!
  registered public identifers
    uniqueness, guaranteeing, Formal public identifiers

### P

Para element, Paragraphs, Understanding Content Models
  DSSSL, processing, Processing paragraphs
  PARA vs. (XML), Case-Sensitivity
paragraphs
  DSSSL flow objects, Make expressions
  DSSSL stylesheets, formattting, Element expressions
  paragraph-level elements, Block Elements
  titles, Out of Context Start Tag
Parameter element, Programming languages and constructs, Operating systems
  changes, V4.0, DocBook V4.1 and DocBook XML V4.1.2
parameter entities, Parameter Entities, Glossary
  *.attlist, DocBook Parameterization
  *.element, DocBook Parameterization
  *.exclusion, DocBook Parameterization
  *.inclusion, DocBook Parameterization
  *.module, DocBook Parameterization
  customization layers, Customization Layers, DocBook Parameterization
  DbXML, ubiquitous element inclusions, The DocBook DTD as XML
  DocBook DTD, including by reference, The General Structure of Customization Layers
  DTD modules, referencing, Customization Layers
  elements, Organization of Reference Pages
  empty, Removing Synopsis Elements
  empty classes, redefining for, Removing an Entire Class
  reference, DocBook Parameter Entity Reference
  reference (online), Deciding How to Change a Customization Layer
  Role attribute, Common Attributes
  SGML declarations, System Identifiers
  tabentry.mix (removing admonitions), Removing Admonitions from Table Entries
  table model (CALS), modifying, DocBook Modules
  tech.char.class, redefining, Removing Computer Inlines
  XML document body, Only Explicit CDATA-Marked Sections Are Allowed
Parameter Entities
  *.attlist, *.attlist Parameter Entities
  *.attrib, *.attrib Parameter Entities
  *.attval, *.attval Parameter Entities
  *.class, *.class Parameter Entities
  *.element, *.element Parameter Entities
  *.exclusion, *.exclusion Parameter Entities
  *.hook, *.hook Parameter Entities
  *.inclusion, *.inclusion Parameter Entities
  *.mix, *.mix Parameter Entities
  *.module, *.module Parameter Entities
  *.role.attrib, *.role.attrib Parameter Entities
  db*, db* Parameter Entities
  Hooks, *.hook Parameter Entities
  ISO Entity Sets, iso* Parameter Entities
  iso*, iso* Parameter Entities
  local.*.attrib, local.*.attrib Parameter Entities
  local.*.class, local.*.class Parameter Entities
  local.*.mix, local.*.mix Parameter Entities
  Modules, *.module Parameter Entities
  Role Attribute, *.role.attrib Parameter Entities
parameters (commands), markup, Miscellaneous block elements
parsed entities, Entities
parsers
  content models, matching to elements, Content models and validity
  entity references, interpreting, Special characters
  external file text, inserting, External general entities
  free, Parsing DocBook Documents
  non-validating, Parsing DocBook Documents
  validating, Structured and Semantic Markup, Parsing DocBook Documents
parsing
  DocBook documents, Parsing DocBook Documents-Invalid 8-Bit Character
  DTDs, entity declarations (repeated), Customization Layers
  empty start tags, problems with, Typing an SGML Document
  errors, Understanding Parse Errors
  order, An Internal Subset
    XML document declarations, An Internal Subset
Part element, Books, Components
periods (.), names, Attribute Types
person.ident.mix parameter entity, changes V4.0, DocBook V4.1 and DocBook XML V4.1.2
Phrase element, Traditional publishing inlines
PI (see processing instructions)
placeholders, redeclarations, Removing Admonitions from Table Entries
point-releases (DocBook DTD), compatibility, DocBook Versions
Preface element, Components
  typical structure, Making a Chapter
prefix (registered and unregistered public identifiers), Formal public identifiers
presentation (see appearance)
primary level index entries, Marking index terms
printing
  stylesheets, Processing chapters, Writing Your Own Driver, A Single Stylesheet for Both Print and HTML
Procedure element, Miscellaneous block elements
processing expressions (DSSSL), Processing expressions
processing instructions, Glossary
  XML documents, XML and SGML Markup Considerations in This Book
processing model (DSSSL), DSSSL Processing Model
ProgramListing element, Line-specific environments
programming languages (elements), Programming languages and constructs
prologue
  SGML documents, Making an SGML Document
  XML documents, Making an XML Document
Prompt element, Markup, Operating systems
  changes, V4.0, DocBook V4.1 and DocBook XML V4.1.2
Property element, Programming languages and constructs
  changes, V4.0, DocBook V4.1 and DocBook XML V4.1.2
proprietary DTDs, unavailable public texts, Formal public identifiers
public identifiers, Glossary
  dbgenent.mod file, changing, If You Change DocBook, It's Not DocBook Anymore!
  DocBook DTD
    altering, If You Change DocBook, It's Not DocBook Anymore!
    customization layer, Using Your Customization Layer
    examples, XML and SGML Markup Considerations in This Book
    V3.1, The DocBook Catalog
  errors, DTD Cannot Be Found
  external subset, Glossary
  formal, Glossary
  Modular DocBook Stylesheets, Writing Your Own Driver
  names, requirements, Public Identifiers, System Identifiers, and Catalog Files
  partial (initial substring matches), Catalog Files
  quotes, Catalog Files
  registered, assigning authority, Formal public identifiers
  resolution, mapping to system identifiers, Public Identifiers, System Identifiers, and Catalog Files
  SGML, An Internal Subset, System Identifiers
  syntax, examples, Public Identifiers
  system identifiers, overriding, System Identifiers
  XML documents, A Document Type Declaration
PUBLIC keyword, Catalog Files
Publisher element, Meta-Information
publishing DocBook documents, Publishing DocBook Documents-The DSSSL Architecture
punctuation characters, quoting (attribue values), Typing an SGML Document
purpose (reference pages), Making a Reference Page

### Q

QandASet element, Questions and answers, DocBook V3.1
Question element, Questions and answers
question marks (?), processing instructions (XML), XML and SGML Markup Considerations in This Book
questionnaire, DocBook document interchange issues, Interchanging DocBook Documents-Interchanging DocBook Documents
quotations (block), Block Elements
Quote element, Traditional publishing inlines
quotes
  attribute values, Typing an XML Document, Minimization
    DbXML, The DocBook DTD as XML
    spaces and punctuation characters, Typing an SGML Document
  public and system identifiers, Catalog Files

### R

ranges, index entries, Marking index terms
raw data, Glossary
  (see also cooked data)
  bibliographies, Making a Bibliography
RCDATA, Only Explicit CDATA-Marked Sections Are Allowed, The DocBook DTD as XML
redeclarations
  modules, Removing Admonitions from Table Entries
  placeholders, Removing Admonitions from Table Entries
RefClass element, Making a Reference Page
RefDescriptor element, Making a Reference Page
RefEntry element, Books, Sections
  elements, obligatory, Making a Reference Page
RefEntryTitle element, Making a Reference Page
Reference element, Books
reference pages
  creating, Making a Reference Page
  sample page, Making a Reference Page
references
  entities (DSSSL), Make expressions
  external documents, Glossary
RefMeta element, Making a Reference Page
RefMiscInfo element, Making a Reference Page
RefName element, Making a Reference Page
RefNameDiv element, Making a Reference Page
RefPurpose element, Making a Reference Page
RefSect1 element, Making a Reference Page
RefSect1…RefSect3, Making a Reference Page
RefSynopsisDiv element, Making a Reference Page
registered public identifiers, Formal public identifiers
relative system identifiers, Catalog Files
Remap attribute, Common Attributes
  removing, Subsetting the Common Attributes
Remark element, changes V4.0, DocBook V4.1 and DocBook XML V4.1.2
RenderAs attribute, removing, Removing an Attribute
Rep attribute, changes V4.0, DocBook V4.1 and DocBook XML V4.1.2
repetitions (content model syntax), Understanding Content Models
Replaceable element, Markup, Programming languages and constructs, General purpose
ReqMult attribute value (Choice), V4.0, DocBook V4.1 and DocBook XML V4.1.2
ReturnValue element, Programming languages and constructs
Revision attribute, Common Attributes
revision histories, Meta-Information
RevisionFlag attribute, Common Attributes
Role attribute, Common Attributes
  changing on Procedure (example), Other Modifications: Classifying a Role
  systemitem tags, subdividing, Elements and Attributes
root element, The Document (or Root) Element
  document type declaration, A Document Type Declaration, A Document Type Declaration
  placement, The Document (or Root) Element

### S

Scheme language
  DSSSL stylesheets, DSSSL stylesheet
  function, passing as argument, Processing subscripts and superscripts
  syntax, Scheme
score (DSSSL flow object), Make expressions
Screen element, Line-specific environments
ScreenShot element, Line-specific environments, Graphics
SDATA entities, Character and SDATA Entities
secondary level index entries, Marking index terms
Section element, Sections, DocBook V3.1
sections
  elements, Components
  elements, removing, Removing Sectioning Elements
  ordering, DocBook DTD rules (example), Structured and Semantic Markup
  RefEntry, levels, Making a Reference Page
Security attribute, Common Attributes
see and see also index entries, Marking index terms
SegmentedList element, Lists
  changes, V4.0, DocBook V4.1 and DocBook XML V4.1.2
selecting data (DSSSL), Selecting data
selecting elements (DSSSL), Selecting elements
semantic content, SGML marking for, Structured and Semantic Markup
semantic markup, Structured and Semantic Markup
  presentation media, different, How can this markup help you?
semantics (elements), describing, Organization of Reference Pages
sequences
  content model syntax, Understanding Content Models
  DSSSL flow objects, Make expressions
SeriesInfo element, changes V4.0, DocBook V4.1 and DocBook XML V4.1.2
Sets, Sets
SetTitle elements (V4.0), DocBook V4.1 and DocBook XML V4.1.2
SGML, Glossary
  basic concepts, Basic SGML/XML Concepts-Marked sections
  case sensitivity, XML and SGML Markup Considerations in This Book
  declarations, An SGML Declaration
  document type declaration, A Document Type Declaration
  documents, creating, Making an SGML Document
  DSSSL stylesheets, Using Jade and DSSSL to Publish DocBook Documents, DSSSL Stylesheets Are SGML Documents
  external documents, referencing (external general entities), External general entities
  FOSIs, FOSI stylesheet
  getting started, Getting Started with SGML/XML-The OASIS era
  HTML vs., HTML and SGML vs. XML
  keywords as parameter entities, Marked sections
  marked sections, Marked sections
  markup minimization (see XML/SGML compatibility)
  public identifiers, Glossary
  resources, reference, Resources
  system identifiers, Public Identifiers, System Identifiers, and Catalog Files, Glossary
    example, Public Identifiers, System Identifiers, and Catalog Files
  tags, Glossary
  text editors, entering through, Typing an SGML Document
  XML and, DocBook and XML, Glossary
  XML/SGML compatibility
    case sensitivity, Typing an SGML Document
    empty tags, Typing an SGML Document
    markup minimization, problems, Typing an XML Document
    markup minimizations, removing, Typing an SGML Document
    net tag minimization, Typing an SGML Document
    quotes, attribute values, Typing an SGML Document
SGML_CATALOG_FILES environment variable, setting, Finding the Catalog
SGMLDECL keyword, Catalog Files
sgmlnorm (SGML to XML conversion), Typing an SGML Document
SGMLTag element, Markup
Shortcut element, User interfaces
side effects (DSSSL), Global Variables and Side Effects
sidebars, Block Elements
simple-page-sequence (DSSSL)
  chapters, constructing, Processing chapters
  flow object, Make expressions
SimpleList element, Lists
SimpleSect element, Sections
singular index markers, Marking index terms
smallcptr.char.mix parameter entity, changes V4.0, DocBook V4.1 and DocBook XML V4.1.2
sosofo (DSSSL), Make expressions
SP nsgmls parser (see nsgmls parser)
spaces, quoting (attribute values), Typing an SGML Document
special characters, encoding as entities, Special characters, Glossary
start characters, changing, Special characters
start tags
  attribute ID, containing, Elements and Attributes, Glossary
  beginning, Special characters
  case sensitivity, Case-Sensitivity
  empty element, XML and SGML Markup Considerations in This Book, Glossary
  empty, using (SGML documents), Typing an SGML Document
  errors, Character Data Not Allowed Here
    misspelling, Misspelled Start Tag
    out of context, Out of Context Start Tag
  minimization, Typing an SGML Document
  omitting, Organization of Reference Pages
starting index terms (ranges), Marking index terms
Startref attribute, No #CONREF Attributes
Step element, Miscellaneous block elements
straight double quotes (attribute values), Typing an SGML Document
straight single quotes (attribute values), Typing an SGML Document
strings (characters), Attribute Types
StructField element, Programming languages and constructs
StructName element, Programming languages and constructs
structured markup, Structured and Semantic Markup
structured semantic markup language (see SGML)
stylesheets, Glossary
  backends, supporting, The DSSSL Architecture
  configuration data, storing within, The DSSSL Architecture
  DTD extension, effects, Should You Do This?
  examples, Stylesheet Examples-Using Jade and DSSSL to Publish DocBook Documents
  HTML and print, using single, A Single Stylesheet for Both Print and HTML
  installing modular (DocBook), Installing the Modular DocBook Stylesheets
  languages, A Survey of Stylesheet Languages
    DSSSL, Glossary
  publishing SGML/XML documents, Publishing DocBook Documents
  SGML documents, specifying appearance, Structured and Semantic Markup
SUBDOC entities, No SUBDOC or CDATA External Entities
Subject attribute, changes V4.0, DocBook V4.1 and DocBook XML V4.1.2
Subscript element, Mathematics
  DSSSL, processing, Processing subscripts and superscripts
subscripts and superscripts, Block Elements
subsets (DocBook DTD), If You Change DocBook, It's Not DocBook Anymore!
subsetting common attributes, Subsetting the Common Attributes
SubStep element, Miscellaneous block elements
Superscript element, Mathematics
  DSSSL, processing, Processing subscripts and superscripts
suppressing output (parser), Testing Your Work
Symbol element, Programming languages and constructs, General purpose
synopses, Block Elements
  elements (reference pages), Organization of Reference Pages
  reference topics, Making a Reference Page
  synopsis elements, removing, Removing Computer Inlines
Synopsis element, Line-specific environments
syntax
  content models, Understanding Content Models
  LISP language, Scheme
  Scheme language, Scheme
SysItem element (V4.0), DocBook V4.1 and DocBook XML V4.1.2
system identifiers, System Identifiers
  default, specifying, Catalog Files
  external subset, Glossary
  quotes, Catalog Files
  remapping with SYSTEM catalog directive, System Identifiers
  SGML, An Internal Subset, System Identifiers, Glossary
    example, Public Identifiers, System Identifiers, and Catalog Files
  XML, A Document Type Declaration, Glossary
    mapping for, Mapping System Identifiers for XML
    URI requirement, XML and SGML Markup Considerations in This Book
SYSTEM keyword, Catalog Files
SystemItem element, Operating systems
  changes, V4.0, DocBook V4.1 and DocBook XML V4.1.2
  subdividing into URL and email addresses, Elements and Attributes

### T

tabentry.mix element, editing, Removing Admonitions from Table Entries
Table element, Examples, figures, and tables
table entries, removing admonitions, Removing Admonitions from Table Entries
table models, DocBook Modules
tables, Block Elements
  DSSSL flow objects, Make expressions
  exclusions (DocBook), The DocBook DTD as XML
tables of contents, Books
  (see also ToC)
  creating, books and articles, Making Front- and Backmatter
tags, Glossary
  context errors, Out of Context Start Tag
  empty, Typing an SGML Document
  identifiers (SGML), Elements and Attributes
  minimization, Organization of Reference Pages
  names
    document type definition, Structured and Semantic Markup
    SGML declaration, An SGML Declaration
  namespaces (XML), Elements and Attributes
tail recursion (DSSSL), Loops
TC (see DocBook Technical Committee (OASIS))
tech.char.class parameter entity, Deciding How to Change a Customization Layer
  redefining, Removing Computer Inlines, DocBook V4.1 and DocBook XML V4.1.2
TEMP marked section (XML), Only Explicit CDATA-Marked Sections Are Allowed
tertiary level index entries, Marking index terms
testing
  customization layers (DocBook DTD), Testing Your Work
  DocBook installation, Testing Your Installation
  DSSSL stylesheets installation, Installing the Modular DocBook Stylesheets
  Jade, Testing Jade
text
  #PCDATA keyword, Understanding Content Models
  entity, declaring as, Internal general entities
  float, Glossary
  formatting, Structured and Semantic Markup
  inline elements, Inline Elements
  text class, Formal public identifiers
  text description, Formal public identifiers
text editors, Typing an XML Document
  SGML, entering, Typing an SGML Document
  unstructured, parsing and, Parsing DocBook Documents
text screen-captures , Line-specific environments
TextObject element, DocBook V3.1
Time program (xp parser), Using xp
Tip element, Admonitions
Title element, Meta-Information, Making a Reference Page
titles
  equation elements, Equations
  formal elements, Examples, figures, and tables
    errors, Out of Context Start Tag
  processing, DSSSL, Processing titles
  reference pages, Making a Reference Page
  top-level sections, Structured and Semantic Markup
ToC, Books
  changes, V4.0, DocBook V4.1 and DocBook XML V4.1.2
Token element, Programming languages and constructs, General purpose
top-level sections, Structured and Semantic Markup
Trademark element, Traditional publishing inlines
traditional publishing, inline elements, Traditional publishing inlines
trees (DSSSL), DSSSL Processing Model
troff markup (UNIX documentation), The HaL and O'Reilly era
true, testing for (DSSSL), Conditionals
tutorial, SGML Declaration, An SGML Declaration
Type element, Programming languages and constructs, General purpose
types (attributes), Attribute Types

### U

U.S. Department of Defense stylesheet standard, A Survey of Stylesheet Languages
ULink element, Cross references
uname command and uname function, distinguishing, Making a Reference Page
Unicode character set
  character numbers (XML), Special characters
  character numbers and reference glyphs, DocBook Character Entity Reference
  ISO standard entity sets and, Character and SDATA Entities
  Unicode Standard, Version 2.0 (online information), DocBook Character Entity Reference
  XML documents, using, Structured and Semantic Markup
Uniform Resource Indicators (see URI)
Uniform Resource Locator (see URL)
Uniform Resource Names (see URN)
uniqueness
  ID attributes, Attribute Types
  public identifiers, Public Identifiers
UNIX
  DocBook DTD, development, The HaL and O'Reilly era
  manpage, Making a Reference Page
  ManVolNum, Making a Reference Page
unparsed entities, Entities, External general entities
unregistered public identifiers, Formal public identifiers
URI, Glossary
  XML system identifiers, A Document Type Declaration, Public Identifiers, System Identifiers, and Catalog Files, System Identifiers, Using Your Customization Layer, Glossary
URL, Glossary
  SGML system identifers, similarity to, Public Identifiers, System Identifiers, and Catalog Files
URN, Glossary
  XML system identifiers, future, Public Identifiers, System Identifiers, and Catalog Files, System Identifiers
user interfaces, describing (elements), User interfaces
UserInput element, Markup
UserLevel attribute, Common Attributes

### V

validation
  customization layers, Testing Your Work
  namespace tags (XML), problems, Elements and Attributes
  parsers, Parsing DocBook Documents
  SGML documents, Structured and Semantic Markup
VariableList element, Lists
variables (DSSSL)
  global, Global Variables and Side Effects
  let expressions, Let expressions
  local, defining after loop variable, Loops
VarName element, Programming languages and constructs, DocBook V3.1
Vendor attribute, Common Attributes
versions
  DocBook DTD, DocBook Versions
    future changes, Organization of Reference Pages
    V4.1, DocBook V4.1 and DocBook XML V4.1.2
  DocBook XML DTD
    V4.1.2, DocBook V4.1 and DocBook XML V4.1.2
  nsgmls parser, printing number, Testing Your Work
  revision control, documents, Common Attributes
  XML, identifying, An XML Declaration
vi text editor, Typing an SGML Document
VideoObject element, DocBook V3.1
volume number (reference page), Making a Reference Page

### W

W3C (World Wide Web Consortium), Glossary
Warning element, Admonitions
warnings, listing, Testing Your Work
white papers, creating, Making an Article
whitespace
  catalog files, Catalog Files
  preserving in source text, Line-specific environments
word processors, SGML/XML vs., Structured and Semantic Markup
WordAsWord element, Markup
World Wide Web Consortium (W3C), Glossary
wrappers, Glossary
  meta-information, elements, Meta-Information
  sequences (DSSSL), Make expressions

### X

XML, Glossary
  basic concepts, Basic SGML/XML Concepts-Marked sections
  case sensitivity, Case-Sensitivity
  CSS, A Survey of Stylesheet Languages
  declarations, An XML Declaration
  DocBook and, DocBook and XML-The DocBook DTD as XML
  DocBook documents, creating, Making an XML Document
  DocBook DTD, converting to, The DocBook DTD as XML
  DocBook instances, converting to, DocBook Instances as XML
  DocBook version compliant with, The Davenport era
  document type declaration, A Document Type Declaration
  document type declarations
    internal subset, An Internal Subset
  DSSSL stylesheets, Using Jade and DSSSL to Publish DocBook Documents
  external entities, restrictions, No SUBDOC or CDATA External Entities
  external file references, id, Public Identifiers, System Identifiers, and Catalog Files
  getting started, Getting Started with SGML/XML-The OASIS era
  HTML and SGML vs., HTML and SGML vs. XML
  interoperability, SGML and XML, Typing an XML Document
  marked sections, Marked sections
  markup minimization (see SGML/XML compatibility)
  namespaces, using, Elements and Attributes
  nsgmls parser, Using nsgmls
  parameter entities, Only Explicit CDATA-Marked Sections Are Allowed
  parsers, free, Parsing DocBook Documents
  processing instructions, XML and SGML Markup Considerations in This Book, Glossary
  public identifiers, Glossary
  question marks (?), processing instructions, Typing an XML Document
  resources, reference, Resources
  SDATA entities, not allowing, Character and SDATA Entities
  SGML, processing, DocBook and XML
  SGML/XML compatibility
    case sensitivity, attributes and elements, Typing an SGML Document
    empty tags, Typing an SGML Document
    markup minimizations, removing, Typing an SGML Document
    markup minization, problems, Typing an XML Document
    net tag minimization, Typing an SGML Document
    quotes, attribute values, Typing an SGML Document
  system identifiers, Glossary
    mapping, Mapping System Identifiers for XML
    URI requirements, Using Your Customization Layer
  Unicode character set, Structured and Semantic Markup
  XSL, A Survey of Stylesheet Languages
  XSL stylesheets, Structured and Semantic Markup, Glossary
xml.dcl declaration (nsgmls parser), Using nsgmls
xp parser, Parsing DocBook Documents, Using xp
XRef element, Cross references
XrefLabel attribute, Common Attributes
  removing, Subsetting the Common Attributes
XSL, A Survey of Stylesheet Languages, Glossary
XSL stylesheets, Structured and Semantic Markup
  example, XSL stylesheet

### Z

Zone attribute (indexterm), Marking index terms

Glossary |  | Colophon

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