" visbl="pub"><a id="exprBound:provingground.scalahott.QField.PosWitSum"></a><a id="exprBound:PosWitSum"></a> <span class="permalink"><a href="../../provingground/library/PolymathProof$.html#exprBound:provingground.scalahott.QField.PosWitSum" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier"></span> <span class="kind">val</span></span> <span class="symbol"><span class="name">exprBound</span><span class="result">: <a href="../scalahott/QField$$P