;, boost::units::unit&lt; Dim2, System2 &gt;&gt;</span></h2>
<p>boost::lambda::plain_return_type_2&lt;arithmetic_action&lt; multiply_action &gt;, boost::units::quantity&lt; Unit1, Y &gt;, boost::units::unit&lt; Dim2, System2 &gt;&gt;</p>
</div>
<h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2>
<div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: 