,</span> <span class="keyword">typename</span> WeightIter<span class="special">&gt;</span> 
      <a class="link" href="piecewise_line_idp82782016/param_type.html#idp82796048-bb"><span class="identifier">param_type</span></a><span class="special">(</span><span class="identifier">IntervalIter</span><span class="special">,</span> <span class="identifier">IntervalIter</span><span class="special">,</span> <span class="identifier">WeightIter</span><span class="special">)</span><span class="special">;</span>
    