oup="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="productElementNames:Iterator[String]"></a> <span class="permalink"><a href="../../provingground/learning/HoTTMessages$$ProofLambda.html#productElementNames:Iterator[String]" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier"></span> <span class="kind">def</span></span> <span class="symbol"><span class="name">productElementNames</span><span class="result">: <a href="../../sca