data-isabs="false" visbl="pub"><a id="ensuring(cond:A=&gt;Boolean):A"></a><a id="ensuring((SuchThat)=&gt;Boolean):SuchThat"></a> <span class="permalink"><a href="../../provingground/translation/MathExpr$$SuchThat.html#ensuring(cond:A=&gt;Boolean):A" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier"></span> <span class="kind">def</span></span> <span class="symbol"><span class="implicit">ensuring</span><span class="params">(<span name="cond">cond