DescriptionFormal languages.png	English:  : A diagram showing the syntactic divisions within a formal system. Strings of symbols may be broadly divided into nonsense and well-formed formulas. The set of well-formed formulas is divided into theorems and non-theorems.
Date	10 September 2009 (original upload date)
Source	I created this image myself on an image editor. I relinquish all rights to it.
Author	Gregbard (talk) (Uploads)
Other versions	File:Formal languages.svg is a vector version of this file. It should be used in place of this PNG file when not inferior. File:Formal languages.png → File:Formal languages.svg For more information, see Help:SVG. In other languages Alemannisch ∙ العربية ∙ беларуская (тарашкевіца) ∙ български ∙ বাংলা ∙ català ∙ нохчийн ∙ čeština ∙ dansk ∙ Deutsch ∙ Ελληνικά ∙ English ∙ British English ∙ Esperanto ∙ español ∙ eesti ∙ euskara ∙ فارسی ∙ suomi ∙ français ∙ Frysk ∙ galego ∙ Alemannisch ∙ עברית ∙ hrvatski ∙ magyar ∙ հայերեն ∙ Bahasa Indonesia ∙ Ido ∙ italiano ∙ 日本語 ∙ ქართული ∙ 한국어 ∙ lietuvių ∙ македонски ∙ മലയാളം ∙ Bahasa Melayu ∙ norsk bokmål ∙ Plattdüütsch ∙ Nederlands ∙ norsk nynorsk ∙ norsk ∙ occitan ∙ polski ∙ prūsiskan ∙ português ∙ português do Brasil ∙ română ∙ русский ∙ sicilianu ∙ Scots ∙ slovenčina ∙ slovenščina ∙ српски / srpski ∙ svenska ∙ தமிழ் ∙ ไทย ∙ Türkçe ∙ татарча / tatarça ∙ українська ∙ vèneto ∙ Tiếng Việt ∙ 中文 ∙ 中文（中国大陆） ∙ 中文（简体） ∙ 中文（繁體） ∙ 中文（马来西亚） ∙ 中文（新加坡） ∙ 中文（臺灣） ∙ 中文（臺灣） ∙

This work has been released into the public domain by its author, Gregbard at English Wikipedia. This applies worldwide. In some countries this may not be legally possible; if so: Gregbard grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.Public domainPublic domainfalsefalse

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• 2009-09-13 01:13 Gregbard 284×239× (10990 bytes) Removed title which was confusing. A formal language is identical to its set of wffs. I created this image on an image editor myself. I relinquish all rights --GB.
• 2009-09-10 02:50 Gregbard 300×286× (12911 bytes) I created this image myself on an image editor. I relinquish all rights to it.