<disp-formula-group>

Formula, Display Group

Container element for equations or other mathematical expressions.

Remarks

Best Practice: This element should be used for a group of equations or other mathematical expressions to be displayed together; it should not contain only a single equation or expression.
Equations within such groups may be given a single group number, numbered individually, or both.

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-group
                        %disp-formula-group-model;                   >

Expanded Content Model

(label?, (caption)?, (abstract)*, (kwd-group)*, (alt-text | long-desc | email | ext-link | uri)*, (disp-formula | disp-formula-group)*)

Description

This element may be contained in:

Example

...
<sec>
<title>The Quadratic Formula</title>
<p>...</p>
<disp-formula-group>
<disp-formula id="formula-qf-1">
<label>(1)</label>
<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML">
<mml:mrow>
...</mml:mrow>
</mml:math>
</disp-formula>

<disp-formula id="formula-qf-2">
<label>(2)</label>
<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML">
<mml:mrow>
...
</mml:mrow>
</mml:math>
</disp-formula>

<disp-formula  id="formula-qf-3">
<label>(3)</label>
<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML">
<mml:mrow>
...</mml:mrow>
</mml:math>
</disp-formula>
</disp-formula-group>
</sec>
...