true" visbl="pub"><a id="arrow(dom:U,codom:U):U"></a><a id="arrow(U,U):U"></a> <span class="permalink"><a href="../../provingground/translation/TermRec.html#arrow(dom:U,codom:U):U" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier">abstract </span> <span class="kind">def</span></span> <span class="symbol"><span class="name">arrow</span><span class="params">(<span name="dom">dom: <span name="provingground.translation.TermRec.U" class="extype">U</