• In computer science, extended BackusNaur form (EBNF) is a family of metasyntax notations, any of which can be used to express a context-free grammar...
    15 KB (1,622 words) - 18:00, 15 March 2025
  • In computer science, BackusNaur form (BNF, pronounced /ˌbækəs ˈnaʊər/), also known as Backus normal form, is a notation system for defining the syntax...
    27 KB (2,984 words) - 17:52, 15 March 2025
  • Translational BackusNaur Form (TBNF or Translational BNF) refers to BackusNaur form, which is a formal grammar notation used to define the syntax of...
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  • is declared before use which is impossible to describe in the extended BackusNaur form and thus not easily detected during parsing. Attribute grammar...
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  • arrays. In syntax diagrams they are used for grouping, such as in extended BackusNaur form. In Mathematica and the Wolfram language, parentheses are used...
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  • Expression templates allow users to approximate the syntax of extended BackusNaur form (EBNF) completely in C++. Parser objects are composed through...
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  • computer languages are BackusNaur form (BNF), extended BackusNaur form (EBNF), Wirth syntax notation (WSN), and augmented BackusNaur form (ABNF). Metalanguages...
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  • an input to a parser generator. It often resembles BackusNaur form (BNF), extended BackusNaur form (EBNF), or has its own syntax. Grammar files describe...
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  • (DFA)-based lexers with full Unicode support and lexical states. Extended BackusNaur form grammar syntax. (Supports the *, ? and + operators). LALR(1) based...
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  • Thumbnail for Abstract syntax tree
    acyclic graph (DAG) Document Object Model (DOM) Expression tree Extended BackusNaur form Lisp, a family of languages written in trees, with macros to manipulate...
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  • Thumbnail for Regular expression
    by zero or more 0s). Comparison of regular expression engines Extended BackusNaur form Matching wildcards Regular tree grammar Thompson's construction...
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  • Thumbnail for Formal grammar
    Adaptive grammar Ambiguous grammar BackusNaur form (BNF) Categorial grammar Concrete syntax tree Extended BackusNaur form (EBNF) Grammar Grammar framework...
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  • grammar. They represent a graphical alternative to BackusNaur form, EBNF, Augmented BackusNaur form, and other text-based grammars as metalanguages. Early...
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  • be extended to handle non-atom-based graphs, also known as "reduced feature" graphs. The query language is based on an extended BackusNaur form (EBNF)...
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  • Thumbnail for Data modeling
    diagrams Barker's notation Chen's notation Data Vault Modeling Extended BackusNaur form IDEF1X Object-relational mapping Object-Role Modeling and Fully...
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  • Originally proposed by Niklaus Wirth in 1977 as an alternative to BackusNaur form (BNF). It has several advantages over BNF in that it contains an explicit...
    5 KB (607 words) - 12:08, 14 September 2023
  • Thumbnail for Syntax (programming languages)
    which is a Type-2 grammar, generally given as production rules in BackusNaur form (BNF). Phrase grammars are often specified in much more constrained...
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  • specified as a (possibly ambiguous) context-free grammar using an extended BackusNaur Form; and a set of tree transformation rules, specified using pattern...
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  • Thumbnail for Niklaus Wirth
    on New Year's Day 2024, at age 89. 21655 Niklauswirth asteroid Extended BackusNaur form Wirth syntax notation Bucky bit Wirth–Weber precedence relationship...
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  • regular expression, but written out into multiple parts like in Extended BackusNaur form. For example, instead of supporting POSIX character classes in...
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  • for nitrogen or CCO for ethanol BNF (Backus normal form, or BackusNaur form) and EBNF (extended Backus-Naur form) are the two main notation techniques...
    10 KB (1,087 words) - 16:58, 29 April 2025
  • SableCC In the manual, however, it is referred as L-attributed Extended BackusNaur Form syntax (EBNF). Mössenböck, Hanspeter; Kepler, Johannes. "The Compiler...
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  • meta-metamodels include entity–relationship diagrams, formal languages, extended BackusNaur form (EBNF), ontology languages, XML schema, and Meta-Object Facility...
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  • Thumbnail for ALGOL
    formal language definition and through the Algol 60 Report introduced BackusNaur form, a principal formal grammar notation for language design. There were...
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  • bar unusable as the regular expression "alternative" operator. In BackusNaur form, an expression consists of sequences of symbols and/or sequences separated...
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  • extended BackusNaur form). Dick Grune created a C program that would generate all possible productions of a W-grammar. The applications of Extended Affix...
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  • language is specified using a context-free grammar expressed using Extended BackusNaur Form (EBNF).[citation needed] ANTLR can generate lexers, parsers, tree...
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  • original 1964 Dartmouth BASIC written as a formal standard using an Extended BackusNaur form with an associated test suite to ensure implementation complied...
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  • Thumbnail for Object Process Methodology
    annexes totaling 86 pages.[citation needed] One annex was an EBNF (Extended Backus-Naur Form, used to formally specify context free languages, enabling parsing...
    69 KB (9,925 words) - 04:33, 31 July 2024
  • Thumbnail for History of compiler construction
    (August 1995). "Extended Backus Naur Form". Compiler Basics. Retrieved 11 May 2011. Donald E. Knuth, "Backus Normal Form vs. Backus Naur Form", Communications...
    52 KB (6,372 words) - 07:59, 21 November 2024