35;</wiki>--></span>include &lt;<span class="RenoLink">boost/qvm/vec_access.hpp</span>&gt;</p>
<pre>namespace boost
{
    namespace <span class="RenoLink"><a href="qvm.html">qvm</a></span>
    {
<span class="RenoIncludeSPAN">        <span class="RenoIncludeSPAN">//Only <span class="RenoLink"><a href="SFINAE_enable_if.html">enabled if</a></span>:
        //  <span class="RenoLink"><a href="is_vec.html">is_vec</a></span>&lt;V&gt;::value
        
        template &lt;int I,class V&gt; -unspecified-retu