array&lt;double, 3&gt;, 3&gt;;</div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno">   23</span> </div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"><a class="line" href="namespacenetdem.html#adda23ac5d27ca635b3e6a1aaa7e11341">   24</a></span><span class="keyword">template</span> &lt;<span class="keywordtype">size_t</span> N&gt; <span class="keyword">using </span><a class="code hl_typedef" href="namespacenetdem.html#adda23ac5d27ca635b3e6a1aaa7e11341">VecNi