A mathematical equation, expression, or formula that is to be displayed as a block (callout) within the narrative flow. This is not a “formula” in the strict mathematical sense but can be used for any mathematical expression.
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 expressions; or as a graphic or series of graphics.
<!ELEMENT disp-formula %disp-formula-model; >
Any combination of:
<app> Appendix; <body> Body of the Article; <boxed-text> Boxed Text; <fig> Figure; <named-content> Named Special (Subject) Content; <p> Paragraph; <sec> Section; <td> Table Data Cell (XHTML table model); <th> Table Header Cell (XHTML table model)
<article>
<front>...</front>
<body>
...
<p>... This can be seen in the following summation:
<disp-formula>
<mml:math>
<mml:semantics>
<mml:mrow>
<mml:munder>
<mml:mo>∑</mml:mo>
<mml:mi>m</mml:mi>
</mml:munder>
<mml:mrow>
<mml:msub>
<mml:mover accent='true'>
<mml:mi>p</mml:mi>
<mml:mo>˙</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:semantics>
</mml:math>
</disp-formula>
</p>
...
</body>
<back>...</back>
</article>
math.ent