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

Returns the value of the J-Bessel function.

<p><p>

<h3>
Syntax:
</h3>
<pre>z := JBessel(nu,x);</pre>

<p>

<table>
<tr>
<td>integer</td>
<td><pre>  nu  </pre></td>
<td></td>
</tr>
<tr>
<td>real</td>
<td><pre>  x  </pre></td>
<td></td>
</tr>
<tr>
<td>real</td>
<td><pre>  z  </pre></td>
<td></td>
</tr>
</table>

<p>


<h3>
Description:
</h3>
Given a real <tt> x</tt> and an integer <tt> nu</tt> the function returns
K_nu(<tt> x</tt>).

<p><p>

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

<pre>

kash> z := JBessel(2,1.5);
> 0.2320876721442147272377765399247074797469350619464579

</pre>

<p>


<hr>

<p>
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