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<p>&nbsp;<p>
<hr noshade size="5">
<h2><a name="IsQf"></a>
IsQf
</h2>

Returns whether object is a rational function field or not.

<p><p>

<h3>
Syntax:
</h3>
<pre>b := IsQf(k);</pre>

<p>

<table>
<tr>
<td>boolean</td>
<td><pre>  b  </pre></td>
<td></td>
</tr>
<tr>
<td>object</td>
<td><pre>  k  </pre></td>
<td></td>
</tr>
</table>

<p>


See also:&nbsp;&nbsp;<a href="kashref.html#QuotientField">QuotientField</a>, <a href="kashref.html#QfeQf">QfeQf</a>

<p>

<h3>
Description:
</h3>
<i>no detailed description available yet</i>

<p><p>

<p>
<hr>
<p>
<h3>
Example:
</h3>

<pre>

kash> IsQf(1);
false
kash> IsQf(Zx);
false
kash> IsQf(QuotientField(Zx));
> true

</pre>

<p>


<hr>

<p>
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