Help:Mathematics - Revision history

Carlb: Mathematics on this wiki moved to Help:Mathematics

2009-04-09T05:29:13Z

Mathematics on this wiki moved to Help:Mathematics

← Older revision	Revision as of 22:29, 8 April 2009
(No difference)

TimVK4YEH: changed heading to bold altered text

2008-03-08T00:42:34Z

changed heading to bold altered text

← Older revision		Revision as of 17:42, 7 March 2008
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	== Please note: ~~Math is~~ not ~~completely enabled yet : some script error? ==~~		'''Please note: non standard characters will probably not render properly'''

	The complete helpfile is over 50kB in size. Some browsers may have difficulty in rendering the page, because many have a notional upper limit of 32kB per page. Please choose from one of the following options to access the help file:		The complete helpfile is over 50kB in size. Some browsers may have difficulty in rendering the page, because many have a notional upper limit of 32kB per page. Please choose from one of the following options to access the help file:
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	This wiki uses a subset of TeX markup, including some extensions from LaTeX and AMS-LaTeX, for mathematical formulae. It generates either PNG images or simple HTML markup, depending on user preferences and the complexity of the expression. In the future, as more browsers are smarter, it will be able to generate enhanced HTML or even MathML in many cases.		This wiki uses a subset of TeX markup, including some extensions from LaTeX and AMS-LaTeX, for mathematical formulae. It generates either PNG images or simple HTML markup, depending on user preferences and the complexity of the expression. In the future, as more browsers are smarter, it will be able to generate enhanced HTML or even MathML in many cases.

	More precisely, MediaWiki filters the markup through Texvc, which in turn passes the commands to TeX for the actual rendering. Thus, only a limited part of the full TeX language is supported~~; see below for details.~~		More precisely, MediaWiki filters the markup through Texvc, which in turn passes the commands to TeX for the actual rendering. Thus, only a limited part of the full TeX language is supported

TimVK4YEH: removed complete file

2008-03-07T07:43:23Z

removed complete file

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TimVK4YEH: broke help file into sections

2008-03-07T07:09:24Z

broke help file into sections

← Older revision		Revision as of 00:09, 7 March 2008
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	== Please note: Math is not completely enabled yet : some script error? ==		== Please note: Math is not completely enabled yet : some script error? ==

			The complete helpfile is over 50kB in size. Some browsers may have difficulty in rendering the page, because many have a notional upper limit of 32kB per page. Please choose from one of the following options to access the help file:

			* [[Complete math help file]] - over 50kB in size

			* [[Math Help part 1]] - contains information on Syntax, Rendering and Pros and Cons of TeX and HTML for math functions

			* [[Math Help part 2]] - contains information on Functions, Symbols and Special characters

			* [[Math Help part 3]] - contains information on Subscripts, Superscripts and Integrals

			* [[Math Help part 4]] - contains information on Fractions, Matrices and Multilines

			* [[Math Help part 5]] - contains information on Alphabets and Typefaces

			* [[Math Help part 6]] - contains information on Parenthesising big exprssions, Brackets and Bars

			* [[Math Help part 7]] - contains information about Spacing, Aligning with normal text flow,Forced PNG rendering, Color and examples.

	This wiki uses a subset of TeX markup, including some extensions from LaTeX and AMS-LaTeX, for mathematical formulae. It generates either PNG images or simple HTML markup, depending on user preferences and the complexity of the expression. In the future, as more browsers are smarter, it will be able to generate enhanced HTML or even MathML in many cases.		This wiki uses a subset of TeX markup, including some extensions from LaTeX and AMS-LaTeX, for mathematical formulae. It generates either PNG images or simple HTML markup, depending on user preferences and the complexity of the expression. In the future, as more browsers are smarter, it will be able to generate enhanced HTML or even MathML in many cases.

TimVK4YEH: nearly fixed!

2008-03-06T18:37:06Z

nearly fixed!

← Older revision		Revision as of 11:37, 6 March 2008
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			== Please note: Math is not completely enabled yet : some script error? ==
	== Please note: Math is not enabled yet : some script error? ==

TimVK4YEH: added note math not enabled yet - some edits to page

2008-03-06T09:56:48Z

added note math not enabled yet - some edits to page

← Older revision		Revision as of 02:56, 6 March 2008
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	~~{{redirect6\|WP:MATH\|the WikiProject on mathematics\|Wikipedia:WikiProject Math\|the mathematics reference desk\|Wikipedia:Reference desk/Mathematics}}~~
	~~{{H:h\|editor toc}}~~
	[[w:MediaWiki\|MediaWiki]] uses a subset of '''[[w:TeX\|TeX]] markup''', including some extensions from [[LaTeX]] and [[AMS-LaTeX]], for mathematical formulae. It generates either [[w:PNG\|PNG]] images or simple [[w:HTML\|HTML]] markup, depending on [[Help:Preferences#Rendering_math\|user preferences]] and the complexity of the expression. In the future, as more browsers are smarter, it will be able to generate enhanced HTML or even [[w:MathML\|MathML]] in many cases. (See [[meta:blahtex\|blahtex]] for information about current work on adding MathML support.)

	More precisely, MediaWiki filters the markup through ~~[[w:Texvc\|~~Texvc]], which in turn passes the commands to TeX for the actual ~~[[w:Rendering (computer graphics)\|render]]ing~~. Thus, only a limited part of the full TeX language is supported; see below for details.		== Please note: Math is not enabled yet : some script error? ==



			This wiki uses a subset of TeX markup, including some extensions from LaTeX and AMS-LaTeX, for mathematical formulae. It generates either PNG images or simple HTML markup, depending on user preferences and the complexity of the expression. In the future, as more browsers are smarter, it will be able to generate enhanced HTML or even MathML in many cases.

			More precisely, MediaWiki filters the markup through Texvc, which in turn passes the commands to TeX for the actual rendering. Thus, only a limited part of the full TeX language is supported; see below for details.

	__TOC__		__TOC__

	==Syntax==		==Syntax==
	Math markup goes inside <code><nowiki><math> ... </math></nowiki></code>. The ~~[[Help:Edit toolbar\|~~edit toolbar]] has a button for this.		Math markup goes inside <code><nowiki><math> ... </math></nowiki></code>. The edit toolbar]] has a button for this.

	Similarly to HTML, in TeX extra spaces and newlines are ignored.		Similarly to HTML, in TeX extra spaces and newlines are ignored.

	The TeX code has to be put literally: MediaWiki templates, predefined templates, and parameters cannot be used within math tags: pairs of double braces are ignored and "#" gives an error message. However, math tags work in the then and else part of #if, etc~~. See {{tim\|Demo of attempt to use parameters within TeX}}~~.		The TeX code has to be put literally: MediaWiki templates, predefined templates, and parameters cannot be used within math tags: pairs of double braces are ignored and "#" gives an error message. However, math tags work in the then and else part of #if, etc.

	==Rendering==		==Rendering==
	The PNG images are black on white (not transparent). These colors, as well as font sizes and types, are independent of browser settings or CSS. Font sizes and types will often deviate from what HTML renders. Vertical alignment with the surrounding text can also be a problem. The ~~[[Help:User style#CSS_selectors\|~~css selector]] of the images is img.tex.		The PNG images are black on white (not transparent). These colors, as well as font sizes and types, are independent of browser settings or CSS. Font sizes and types will often deviate from what HTML renders. Vertical alignment with the surrounding text can also be a problem. The css selector of the images is img.tex.

	It should be pointed out that most of these shortcomings have been addressed by ~~[[m:Help talk:Formula#Maynard_Handley.27s_suggestions\|~~Maynard Handley]], but have not been released yet.		It should be pointed out that most of these shortcomings have been addressed by Maynard Handley, but have not been released yet.

	The <code>alt</code> attribute of the PNG images (the text that is displayed if your browser can't display images; Internet Explorer shows it up in the hover box) is the wikitext that produced them, excluding the <code><nowiki><math></nowiki></code> and <code><nowiki></math></nowiki></code>.		The <code>alt</code> attribute of the PNG images (the text that is displayed if your browser can't display images; Internet Explorer shows it up in the hover box) is the wikitext that produced them, excluding the <code><nowiki><math></nowiki></code> and <code><nowiki></math></nowiki></code>.
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	==TeX vs HTML==		==TeX vs HTML==
	Before introducing TeX markup for producing special characters, it should be noted that, as this comparison table shows, sometimes similar results can be achieved in HTML ~~(see [[Help:~~Special characters~~]])~~.		Before introducing TeX markup for producing special characters, it should be noted that, as this comparison table shows, sometimes similar results can be achieved in HTML Special characters.

	{\| border="2" cellpadding="4" cellspacing="0" style="margin: 1em 1em 1em 0; background: #f9f9f9; border: 1px #aaa solid; border-collapse: collapse;"		{\| border="2" cellpadding="4" cellspacing="0" style="margin: 1em 1em 1em 0; background: #f9f9f9; border: 1px #aaa solid; border-collapse: collapse;"
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	===Pros of TeX===		===Pros of TeX===
	* TeX is semantically superior to HTML. In TeX, "<code><nowiki><math>x</math></nowiki></code>" means "mathematical variable <math>x</math>", whereas in HTML "<code>x</code>" could mean anything. Information has been irrevocably lost. This has multiple benefits:		* TeX is semantically superior to HTML. In TeX, "<code><nowiki><math>x</math></nowiki></code>" means "mathematical variable <math>x</math>", whereas in HTML "<code>x</code>" could mean anything. Information has been irrevocably lost. This has multiple benefits:
	*# TeX can be transformed into HTML, but not vice-versa. This means that on the server side we can always transform a formula, based on its complexity and location within the text, user preferences, type of browser, etc. Therefore, where possible, all the benefits of HTML can be retained, together with the benefits of TeX. It's true that the current situation is not ideal, but that's not a good reason to drop information/contents~~. It's more a reason to [[#Bug_reports\|help improve the situation]]~~.		*# TeX can be transformed into HTML, but not vice-versa. This means that on the server side we can always transform a formula, based on its complexity and location within the text, user preferences, type of browser, etc. Therefore, where possible, all the benefits of HTML can be retained, together with the benefits of TeX. It's true that the current situation is not ideal, but that's not a good reason to drop information/contents.
	*# TeX can be converted to ~~[[w:MathML\|~~MathML]] for browsers which support it, thus keeping its semantics and allowing it to be rendered as a vector.		*# TeX can be converted to MathML for browsers which support it, thus keeping its semantics and allowing it to be rendered as a vector.
	* TeX has been specifically designed for typesetting formulae, so input is easier and more natural, and output is more aesthetically pleasing.		* TeX has been specifically designed for typesetting formulae, so input is easier and more natural, and output is more aesthetically pleasing.
	* When writing in TeX, editors need not worry about browser support, since it is rendered into an image by the server. HTML formulae, on the other hand, can end up being rendered inconsistent of editor's intentions (or not at all), by some browsers or older versions of a browser.		* When writing in TeX, editors need not worry about browser support, since it is rendered into an image by the server. HTML formulae, on the other hand, can end up being rendered inconsistent of editor's intentions (or not at all), by some browsers or older versions of a browser.
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	== Forced PNG rendering ==		== Forced PNG rendering ==

	To force the formula to render as PNG, add <code>\,</code> (small space) at the end of the formula (where it is not rendered). This will force PNG if the user is in "HTML if simple" mode, but not for "HTML if possible" mode (math rendering settings in ~~[[Help:Preferences\|~~preferences~~]])~~.		To force the formula to render as PNG, add <code>\,</code> (small space) at the end of the formula (where it is not rendered). This will force PNG if the user is in "HTML if simple" mode, but not for "HTML if possible" mode (math rendering settings in preferences.

	You can also use <code>\,\!</code> (small space and negative space, which cancel out) anywhere inside the math tags. This ''does'' force PNG even in "HTML if possible" mode, unlike <code>\,</code>.		You can also use <code>\,\!</code> (small space and negative space, which cancel out) anywhere inside the math tags. This ''does'' force PNG even in "HTML if possible" mode, unlike <code>\,</code>.
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	See here for [http://oregonstate.edu/%7Epeterseb/tex/samples/docs/color-package-demo.pdf all named colours] supported by LaTeX.		See here for [http://oregonstate.edu/%7Epeterseb/tex/samples/docs/color-package-demo.pdf all named colours] supported by LaTeX.

	Note that color should not be used as the ''only'' way to identify something because color blind people may not be able to distinguish between the two colors~~. See [[Wikipedia:Manual of Style#Formatting issues]]~~.		Note that color should not be used as the ''only'' way to identify something because color blind people may not be able to distinguish between the two colors.

	== Examples ==		== Examples ==
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	</center>		</center>

	~~==Bug reports==~~
	Discussions, bug reports and feature requests should go to the [[m:Mailing list#Wikitech\|Wikitech-l mailing list]]. These can also be filed on [[Bugzilla:\|Mediazilla]] under ''MediaWiki extensions''.

	~~==See also==~~
	*[[w:Wikipedia:How to write a Wikipedia article on Mathematics#Typesetting_of_mathematical_formulas\|Typesetting of mathematical formulas]]
	* Proposed [[m:GNU LilyPond support]]
	*[[w:Table of mathematical symbols\|Table of mathematical symbols]]
	*[[m:Blahtex]], or [[w:Wikipedia talk:WikiProject Mathematics/Archive10#blahtex: a LaTeX to MathML converter\|blahtex: a LaTeX to MathML converter for Wikipedia]]
	*[[Help:Editing\|General help]] for editing a Wiki page

	~~== External links ==~~
	* A LaTeX tutorial. http://www.maths.tcd.ie/~dwilkins/LaTeXPrimer/
	* A [[w:Portable Document Format\|PDF]] document introducing TeX -- see page 39 onwards for a good introduction to the maths side of things: http://www.ctan.org/tex-archive/info/gentle/gentle.pdf
	* A PDF document introducing LaTeX -- skip to page 59 for the math section. See page 72 for a complete reference list of symbols included in LaTeX and AMS-LaTeX. http://www.ctan.org/tex-archive/info/lshort/english/lshort.pdf
	* TeX reference card: http://www.csit.fsu.edu/docs/tex/tex-refcard-letter.pdf
	* http://www.ams.org/tex/amslatex.html
	* A set of public domain fixed-size math symbol bitmaps: http://us.metamath.org/symbols/symbols.html
	* [[w:MathML\|MathML]] - A product of the [[w:W3C\|W3C]] Math working group, is a low-level specification for describing mathematics as a basis for machine to machine communication. [http://www.w3.org/Math/ http://www.w3.org/Math/]

	~~{{H:f\|langs=\|enname=Formula}}<!--When translating leave this line intact-->~~

	~~[[be:Вікіпэдыя:TeX]]~~
	~~[[cs:Nápověda:Matematické vzorce]]~~
	~~[[de:Wikipedia:TeX]]~~
	~~[[es:Ayuda:Usando TeX]]~~
	~~[[et:Vikipeedia:Matemaatiliste valemite kirjutamine]]~~
	~~[[fa:راهنما:نمایش فرمول]]~~
	~~[[fr:Aide:Formules TeX]]~~
	~~[[he:עזרה:נוסחאות]]~~
	~~[[hu:Wikipédia:Képletleíró nyelv]]~~
	~~[[ia:Adjuta:Formulas TeX]]~~
	~~[[it:Wikipedia:Formule matematiche TeX]]~~
	~~[[ja:Wikipedia:TeX markup]]~~
	~~[[km:Help:រូបមន្ត]]~~
	~~[[nl:Wikipedia:TeX in Wikipedia]]~~
	~~[[sk:Pomoc:Matematické vzorce]]~~
	~~[[sv:Wikipedia:Användarhandledning för TeX]]~~
	~~[[uk:Довідка:Математичні формули та спецсимволи]]~~
	~~[[zh:Wikipedia:数学公式]]~~

TimVK4YEH: copied from mediawiki site - needs editing

2008-03-05T21:34:08Z

copied from mediawiki site - needs editing

Show changes