Writing equations with LaTeX

[Chico Gois]

It is very easy to write mathematical equations using LaTeX, you can write directly the equation or use the equation editor.

Prosilver:

Open: overall_header.html
Find:

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<script type="text/javascript" src="{T_TEMPLATE_PATH}/forum_fn.js"></script>

After, Add:

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<script type="text/javascript" src="http://latex.codecogs.com/editor.js"></script>

Open: posting_buttons.html
Find:

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<input type="button" class="button2" name="addbbcode{custom_tags.BBCODE_ID}" value="{custom_tags.BBCODE_TAG}"
onclick="bbstyle({custom_tags.BBCODE_ID})" title="{custom_tags.BBCODE_HELPLINE}" />
	<!-- END custom_tags -->

After, Add:

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<input type="button" class="button2" onclick="javascript:OpenLatexEditor('message','phpBB','')" value="Equation Editor"/>

SubSilver2:
Open: posting_buttons.html
Find:

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<script type="text/javascript" src="{T_TEMPLATE_PATH}/editor.js"></script>

After, Add:

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<script type="text/javascript" src="http://latex.codecogs.com/editor.js"></script>

Find:

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<input type="button" class="btnbbcode" name="addbbcode{custom_tags.BBCODE_ID}" value="{custom_tags.BBCODE_TAG}"
onclick="bbstyle({custom_tags.BBCODE_ID})"<!-- IF custom_tags.BBCODE_HELPLINE !== '' -->
onmouseover="helpline('cb_{custom_tags.BBCODE_ID}')" onmouseout="helpline('tip')"<!-- ENDIF --> />
		<!-- END custom_tags -->

After, Add:

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<input type="button" class="btnbbcode" onclick="javascript:OpenLatexEditor('message','phpBB','')" value="Equation
Editor"/>

Find:

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<textarea name="message" rows="15" cols="76" tabindex="3" onselect="storeCaret(this);" onclick="storeCaret(this);"
onkeyup="storeCaret(this);" style="width: 98%;">{MESSAGE}</textarea>

REplace:

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<textarea id="message" name="message" rows="15" cols="76" tabindex="3" onselect="storeCaret(this);"
onclick="storeCaret(this);" onkeyup="storeCaret(this);" style="width: 98%;">{MESSAGE}</textarea>

BBCode:
Uso do BBCode:

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[tex]{TEXT}[/tex]

Html:

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<img style="vertical-align: middle" src="http://latex.codecogs.com/png.latex?{TEXT}"/>

Help line:

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[tex]Sua equação[/tex]

Exemplo:

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[tex]e^x=\sum_{n=0}^\infty\frac{x^n}{n!}[/tex]

Demo:

soma.png

Fonte: http://www.codecogs.com/pages/forums/pa ... hp?id=1682