n class="kind">def</span></span> <span class="symbol"><span class="name">domOpt</span><span class="result">: <span name="scala.Option" class="extype">Option</span>[<a href="../HoTT$$Typ.html" name="provingground.HoTT.Typ" id="provingground.HoTT.Typ" class="extype">Typ</a>[<a href="../HoTT$$Term.html" name="provingground.HoTT.Term" id="provingground.HoTT.Term" class="extype">Term</a>]]</span></span><div class="fullcomment"><dl class="attributes block"><dt>Definition Classes</dt><dd><a href="../HoTT$$ApplnFai