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         <td valign="top" class="name">PI</td>
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    <td valign="top" colspan="2" class="description"><span class="title">Description</span>
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Gets the mathematical constant <font face="Symbol">p</font>, accurate to 15 digits.
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    <td valign="top" colspan="2" class="description"><span class="title">Returns</span>
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The number 3.14159265358979.
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Mathematical functions
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    <td valign="top" colspan="2" class="description"><span class="title">Function syntax</span><pre>Pi()
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    <td valign="top" colspan="2" class="description"><span class="title">See also</span>
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ASin, Cos, Sin, Tan
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    <td valign="top" colspan="2" class="description"><span class="title">Example</span><pre>&lt;h3&gt;Pi Example&lt;/h3&gt;
&lt;!--- By default, ColdFusion displays only 11 significant digits.
       Use NumberFormat to display all 15. ---&gt;
The Pi function Returns the number
&lt;cfoutput&gt;
#NumberFormat(Pi(), &quot;_._______________&quot;)#,
&lt;/cfoutput&gt; the mathematical constant pi, accurate to 15 digits.
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