ywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;    }</div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;    point&amp; operator/=(<span class="keywordtype">double</span> d)</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;    {</div>
<div class="line"><a name="