ts
        if it is publicly and unambiguously derived from <code class="computeroutput">execution_context</code>,
        and satisfies the additional requirements listed below.
      </p>
<p>
        In the table below, <code class="computeroutput">x</code> denotes a value of type <code class="computeroutput">X</code>.
      </p>
<div class="table">
<a name="boost_asio.reference.ExecutionContext.t0"></a><p class="title"><b>Table&#160;13.&#160;ExecutionContext requirements</b></p>
<div class="table-content