

<p>
&lt;Formals&gt;, &lt;expression&gt;, and &lt;body&gt; are as described in
R<sup>5</sup>RS.  Specifically, &lt;formals&gt; can have any of three
forms:
</p>

<ul>
<li><p>
<code>(</code>&lt;variable<sub>1</sub>&gt; <code>...</code>
&lt;variable<sub><i>n</i></sub>&gt;<code>)</code>: The environment in which 
the <code>receive</code>-expression is evaluated is extended by binding
</code>&lt;variable<sub>1</sub>&gt;, ...,
&lt;variable<sub><i>n</i></sub>&gt; to fresh locations.  The
&lt;expression&gt; is ev