rial-icons"></i></a></span> <span class="modifier_kind"><span class="modifier"></span> <span class="kind">val</span></span> <span class="symbol"><span class="name">lemmaProof</span><span class="result">: <a href="../scalahott/NatRing$$Induc.html" name="provingground.scalahott.NatRing.Induc" id="provingground.scalahott.NatRing.Induc" class="extype">Induc</a>[<a href="../scalahott/QField$$PosWit.html" name="provingground.scalahott.QField.PosWit" id="provingground.scalahott.QField.PosWit" class="extype">Pos