"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">domOpt</span><span class="params">(<span name="func">func: <a href="HoTT$$Term.html" name="provingground.HoTT.Term" id="provingground.HoTT.Term" class="extype">Term</a></span>)</span><span class="result">: <span name="scala.Option" class="extype">Option</span>[<a href="HoTT$$Typ.html" name="provingground.HoTT.Typ" id="provingground.HoTT.T