nst_none" class="anchored"><a href="#val-inst_none" class="anchor"></a><code><span><span class="keyword">val</span> inst_none : <a href="#type-inst">inst</a></span></code></div></div><div class="odoc-spec"><div class="spec value" id="val-inst_nullify" class="anchored"><a href="#val-inst_nullify" class="anchor"></a><code><span><span class="keyword">val</span> inst_nullify : <a href="#type-inst">inst</a></span></code></div></div><div class="odoc-spec"><div class="spec value" id="val-inst_rearrange" class="anc