e="l00169"></a><span class="lineno">  169</span>&#160;    <span class="keywordflow">return</span> scale * std::sqrt(degBound * var);</div>
<div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;  }</div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160; </div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;  <span class="comment">//=======================================</span></div>
<div class="line"><a name="l00173"></a><sp