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Standard Generalized Markup Language

The Standard Generalized Markup Language (SGML; ISO 8879:1986) is a standard for defining generalized markup languages for documents. ISO 8879 Annex A.1 states that generalized markup is "based on two postulates":

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Developed by
ISO
Extended from
GML
Extended to
HTML, XML
Filename extension
.sgml, .sgm
Internet media type
Text/SGML, Application/SGML
Standard
ISO 8879

Topics to explore

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Overview

Standard versions

History

Document validity

Syntax

Formal characterization

Derivatives

Applications

Open-source implementations

Advanced semantic analysis

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Map overview Semantic statistics

Standard Generalized Markup Language

Nodes106
Edges105
Triples31
Avg. degree1.98
Density0.018868
Components1

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Standard Generalized Markup Language

Top relations

related to Open-source implementations · 12
Standard Generalized Markup Language → ASP-SGMLARC-SGML, Charles Goldfarb, Jade, James Clark, SGML, Significant, SP, Taiwan, Technology, Users, YAO, Yuan-ze Institute
related to Standard versions · 11
Standard Generalized Markup Language → ENR, Information, ISO, October, Original SGML, SGML, Technical Corrigendum, Text, WebSGML, WWW, XML
Developed by · 1
Standard Generalized Markup Language → ISO
Extended from · 1
Standard Generalized Markup Language → GML
Extended to · 1
Standard Generalized Markup Language → HTML, XML
Filename extension · 1
Standard Generalized Markup Language → .sgml, .sgm
Internet media type · 1
Standard Generalized Markup Language → Text/SGML, Application/SGML
Standard · 1
Standard Generalized Markup Language → ISO 8879
Type of format · 1
Standard Generalized Markup Language → Markup language
Uniform Type Identifier (UTI) · 1
Standard Generalized Markup Language → public.xml[citation needed]

Important terminology Word statistics

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Important terminology

sgml xml markup document syntax language iso standard html tags dtd declaration used documents concrete entity languages processing grammar many

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Standard Generalized Markup LanguageDeveloped byISO1.00infobox
Standard Generalized Markup LanguageExtended fromGML1.00infobox
Standard Generalized Markup LanguageExtended toHTML, XML1.00infobox
Standard Generalized Markup LanguageFilename extension.sgml, .sgm1.00infobox
Standard Generalized Markup LanguageInternet media typeText/SGML, Application/SGML1.00infobox
Standard Generalized Markup LanguageStandardISO 88791.00infobox
Standard Generalized Markup LanguageType of formatMarkup language1.00infobox
Standard Generalized Markup LanguageUniform Type Identifier (UTI)public.xml[citation needed]1.00infobox
Standard Generalized Markup Languagerelated to Open-source implementationsSignificant0.60section
Standard Generalized Markup Languagerelated to Open-source implementationsSGML0.60section
Standard Generalized Markup Languagerelated to Open-source implementationsASP-SGMLARC-SGML0.60section
Standard Generalized Markup Languagerelated to Open-source implementationsUsers0.60section

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    Min side: 3
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