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Among science fiction and fantasy, comic book, and media fans, a Big Name Fan (BNF) is a member of a fandom who is particularly well-known and celebrated for their writings in fanzines, semi-professional magazines and (more recently) blogs; or for other contributions such as art and (in some communities) fanfiction.
Backus–Naur form, a formal grammar notation in computer science; Biological nitrogen fixation; ... Big Name Fan, a well-known fan This page was last edited on 18 ...
A Big Name Fan (BNF) is a fan who has become well known within fandom for their contributions of various sorts, such as chairing a Worldcon or contributing to the genre itself. Fanne was used in early fandom as a feminine equivalent to "fan". Fen was used within fandom as the plural of the word "fan", by analogy with "men" as the plural of "man ...
In computer science, Backus–Naur form (BNF; / ˌ b æ k ə s ˈ n aʊər /; Backus normal form) is a notation used to describe the syntax of programming languages or other formal languages. It was developed by John Backus and Peter Naur. BNF can be described as a metasyntax notation for context-free grammars. Backus–Naur form is applied ...
The British National Formulary (BNF) is a United Kingdom (UK) pharmaceutical reference book that contains a wide spectrum of information and advice on prescribing and pharmacology, along with specific facts and details about many medicines available on the UK National Health Service (NHS).
The two main reference sources providing this information are the British National Formulary (BNF) and the Drug Tariff. There is a section in the Drug Tariff, known unofficially as the " Blacklist ", detailing medicines which are not to be prescribed under the NHS and must be paid for privately by the patient.
A metasyntax is a syntax used to define the syntax of a programming language or formal language.It describes the allowable structure and composition of phrases and sentences of a metalanguage, which is used to describe either a natural language or a computer programming language. [1]
In computer science, extended Backus–Naur form (EBNF) is a family of metasyntax notations, any of which can be used to express a context-free grammar. EBNF is used to make a formal description of a formal language such as a computer programming language. They are extensions of the basic Backus–Naur form (BNF) metasyntax notation.