<disp-formula>

Formula, Display

Mathematical equation, expression, or formula that is to be displayed as a block (callout) within the narrative flow.

Remarks

A <disp-formula> need not be a “formula” in the strict mathematical sense, but can be used for any mathematical expression or equation.
This element may contain the actual characters that make up an equation or formula or a graphic that contains the formula. Thus, the mathematics can be expressed as ASCII characters; MathML, TeX, or LaTeX expressions; or as a graphic or series of graphics.
A display equation may numbered, using automatic numbering or by storing the number in a <label> element.

Related Elements

For a mathematical equation, expression, or formula which is to be displayed inline with the text, use the <inline-formula> element.

Attributes

content-type Type of Content
id Document Internal Identifier
specific-use Specific Use
xml:base Base
xml:lang Language

Content Model

<!ELEMENT  disp-formula %disp-formula-model;                         >

Expanded Content Model

(#PCDATA | alt-text | long-desc | email | ext-link | uri | break | bold | fixed-case | italic | monospace | overline | roman | sans-serif | sc | strike | underline | ruby | attrib | permissions | alternatives | inline-graphic | chem-struct | inline-formula | label | mml:math | code | graphic | media | preformat | sub | sup)*

Description

Any combination of:

This element may be contained in:

<app>, <bio>, <body>, <boxed-text>, <disp-formula-group>, <fig>, <license-p>, <named-content>, <p>, <sec>, <styled-content>, <td>, <th>

Example 

...
<p>... This can be seen in the following summation:
<disp-formula>
<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML">
<mml:semantics>
<mml:mrow>
<mml:munder>
<mml:mo>&sum;</mml:mo>
<mml:mi>m</mml:mi>
</mml:munder>
<mml:mrow>
<mml:msub>
<mml:mover accent='true'>
<mml:mi>p</mml:mi>
<mml:mo>&dot;</mml:mo>
</mml:mover>
<mml:mi>m</mml:mi>
</mml:msub>
<mml:mo>=</mml:mo>
<mml:mn>0</mml:mn>
</mml:mrow>
</mml:mrow>
<mml:annotation>...</mml:annotation>
</mml:semantics>
</mml:math>
</disp-formula>
</p>
...

Article Authoring Tag Library NISO JATS Version 1.1 (ANSI/NISO Z39.96-2015)

Version of December 2015

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