">Throws:</span></dt>
<dd><code><a href="JPLException.html" title="class in org.jpl7">JPLException</a></code> - if the Term is a Variable</dd>
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<h3><a id="arity()">arity</a></h3>
<div class="memberSignature"><span class="modifiers">public</span>&nbsp;<span class="returnType">int</span>&nbsp;<span class="memberName">arity</span>()</div>
<div class="block">the arity of a Compound, Atom, Integer or Float</div>
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<dt><span class="returnLab