<p>In <a href="https://github.com/mlpack/mlpack/pull/699#discussion_r69019122">src/mlpack/core/tree/rectangle_tree/r_plus_plus_tree_auxiliary_information.hpp</a>:</p>
<pre style='color:#555'>&gt; +  /**
&gt; +   * Nullify the auxiliary information in order to prevent an invalid free.
&gt; +   */
&gt; +  void NullifyData();
&gt; +
&gt; +  //! Return the maximum bounding rectangle.
&gt; +  bound::HRectBound&lt;metric::EuclideanDistance, ElemType&gt;&amp; OuterBound()
&gt; +  { return outerBound; }
&gt; +
&gt; +  //! Modify the maximum bounding rectangle.
&gt; +  const bound::HRectBound&lt;metric::EuclideanDistance, ElemType&gt;&amp;
&gt; +      OuterBound() const
&gt; +  { return outerBound; }
&gt; + private:
&gt; +  //! The maximum bounding rectangle.
&gt; +  bound::HRectBound&lt;metric::EuclideanDistance, ElemType&gt; outerBound;
</pre>
<p>It might be useful to typedef this type since you are using it a lot in the class and the name is long.</p>

<p style="font-size:small;-webkit-text-size-adjust:none;color:#666;">&mdash;<br />You are receiving this because you are subscribed to this thread.<br />Reply to this email directly, <a href="https://github.com/mlpack/mlpack/pull/699/files/e165d759f9ae612b9965f70fbbf8abdb19dc8d07#r69019122">view it on GitHub</a>, or <a href="https://github.com/notifications/unsubscribe/AJ4bFMszNpzB1R_zusCzGgSOG1vvtpFGks5qQtLwgaJpZM4I3ATw">mute the thread</a>.<img alt="" height="1" src="https://github.com/notifications/beacon/AJ4bFIjiZAFx0CKOVPX8O7KGi2NEA7ywks5qQtLwgaJpZM4I3ATw.gif" width="1" /></p>
<div itemscope itemtype="http://schema.org/EmailMessage">
<div itemprop="action" itemscope itemtype="http://schema.org/ViewAction">
  <link itemprop="url" href="https://github.com/mlpack/mlpack/pull/699/files/e165d759f9ae612b9965f70fbbf8abdb19dc8d07#r69019122"></link>
  <meta itemprop="name" content="View Pull Request"></meta>
</div>
<meta itemprop="description" content="View this Pull Request on GitHub"></meta>
</div>