/a> <a class="link" href="piecewise_line_idp82782016.html#idp82814256-bb"><span class="identifier">param</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  <span class="keyword">void</span> <a class="link" href="piecewise_line_idp82782016.html#idp82815024-bb"><span class="identifier">param</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="piecewise_line_idp82782016/param_type