</span> <span class="modifier_kind"><span class="modifier"></span> <span class="kind">val</span></span> <span class="symbol"><span class="name">baseCase</span><span class="result">: <a href="../scalahott/QField$$PosWit.html" name="provingground.scalahott.QField.PosWit" id="provingground.scalahott.QField.PosWit" class="extype">PosWit</a></span></span></li><li class="indented0 " name="provingground.library.PolymathProof#bnd" group="Ungrouped" fullComment="no" data-isabs="false" visbl="pub"><a id="bnd:provingg