arithmetic type&quot;</span>);</div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;    <span class="keyword">using</span> result_type = <span class="keyword">typename</span> std::common_type&lt;T, M&gt;::type;</div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;    <span class="keywordflow">return</span> point&lt;result_type&gt;{p.x * m, p.y * m};</div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;}</div>
<div c