Modules | Supported Version: 1 Source<exsl:function name="math:constant">
<xsl:param name="name"
select="/.." />
<xsl:param name="precision"
select="/.." />
<xsl:choose>
<xsl:when test="$name='PI'">
<xsl:variable name="return">3.1415926535897932384626433832795028841971693993751</xsl:variable>
<exsl:result select="number(substring($return,1,$precision))" />
</xsl:when>
<xsl:when test="$name='E'">
<xsl:variable name="return">2.71828182845904523536028747135266249775724709369996</xsl:variable>
<exsl:result select="number(substring($return,1,$precision))" />
</xsl:when>
<xsl:when test="$name='SQRRT2'">
<xsl:variable name="return">1.41421356237309504880168872420969807856967187537694</xsl:variable>
<exsl:result select="number(substring($return,1,$precision))" />
</xsl:when>
<xsl:when test="$name='LN2'">
<xsl:variable name="return">0.69314718055994530941723212145817656807550013436025</xsl:variable>
<exsl:result select="number(substring($return,1,$precision))" />
</xsl:when>
<xsl:when test="$name='LN10'">
<xsl:variable name="return">2.302585092994046</xsl:variable>
<exsl:result select="number(substring($return,1,$precision))" />
</xsl:when>
<xsl:when test="$name='LOG2E'">
<xsl:variable name="return">1.4426950408889633</xsl:variable>
<exsl:result select="number(substring($return,1,$precision))" />
</xsl:when>
<xsl:when test="$name='SQRT1_2'">
<xsl:variable name="return">0.7071067811865476</xsl:variable>
<exsl:result select="number(substring($return,1,$precision))" />
</xsl:when>
</xsl:choose>
</exsl:function>Change HistorySubmitted: 2001-05-23
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http://www.exslt.org/math/functions/constant/math.constant.function.xsl.html last modified 2002-11-12