絶対値記号||の表示
<abs>絶対値記号内の式</abs>
<int/><inv>x</inv><d/>x = <log/><abs>x</abs> + C
| 1 |
| x |
<xsl:template match="abs"> <span class="normal">|</span> <xsl:apply-templates/> <span class="normal">|</span> </xsl:template>
span.normal
{
font-weight:normal;
font-style:normal;
}