<disp-formula>

Mandatory attributes:

Appears in

Freqnency

<body>

Zero or more times

<p>

Zero or more times

<th>

Zero or more times

<td>

Zero or more times

<supplementary-material>

Zero or more times

Identifies equations and formulas displayed as blocks, it could be outside of a paragraph. The coding could be written according to W3C using MathML (http://www.w3.org/TR/MathML3/), or coded in Tex, LaTeX or even as an image using the element <element-graphic> as displayed in the examples.

Examples:

Equation as MathML:

<!-- codificar: σˆ2 -->

...
<xref ref-type="disp-formula" rid="e3">Equation 3</xref>
...
<disp-formula id="e3">
  <mml:math id="m1" display="block">
    <mml:mrow>
      <mml:msub>
        <mml:mi>q</mml:mi>
        <mml:mi>c</mml:mi>
      </mml:msub>
      <mml:mo>=</mml:mo>
      <mml:mi>h</mml:mi>
      <mml:mrow>
        <mml:mo>(</mml:mo>
        <mml:mrow>
          <mml:mi>T</mml:mi>
          <mml:mo>−</mml:mo>
          <mml:msub>
            <mml:mi>T</mml:mi>
            <mml:mn>0</mml:mn>
          </mml:msub>
        </mml:mrow>
        <mml:mo>)</mml:mo>
      </mml:mrow>
    </mml:mrow>
 </mml:math>
 <label>(3)</label>
</disp-formula>
...

Equation as LaTeX:

...
<disp-formula id="e10">
    <label>(1)</label>
    <tex-math id="tx1">
        \documentclass {article}
        \usepackage{wasysym}
        \usepackage[substack]{amsmath}
        \usepackage{amsfonts}
        \usepackage{amssymb}
        \usepackage{amsbsy}
        \usepackage[mathscr]{eucal}
        \usepackage{mathrsfs}
        \usepackage{pmc}
        \usepackage[Euler]{upgreek}
        \pagestyle{empty}
        \oddsidemargin -1.0in
        \begin{document}
        \[E_it=α_i+Z_it γ+W_it δ+C_it θ+∑_i^n EFind_i+∑_t^n EFtemp_t+ ε_it                                 \]
        \end{document}
    </tex-math>
</disp-formula>
...

Equation as imagem:

...
<p>The Eh measurements were recalculated to the standard hydrogen potential (Standard Hydrogen Electrode - SHE), using the following <xref ref-type="disp-formula" rid="e1">equation 1</xref>(in mV):</p>
<disp-formula id="e1">
    <graphic xlink:href="1234-5678-rctb-45-05-0110-e01.tif"/>
</disp-formula>
...