"val-invert" class="anchored"><a href="#val-invert" class="anchor"></a><code><span><span class="keyword">val</span> invert : <span><a href="../../Lang/PMRS/index.html#type-t">Lang.PMRS.t</a> <span class="arrow">&#45;&gt;</span></span> <span><a href="../../Lang/Term/Constant/index.html#type-t">Lang.Term.Constant.t</a> <span class="arrow">&#45;&gt;</span></span> <span><span><a href="../../Lang/Term/index.html#type-term">Lang.Term.term</a> <span class="xref-unresolved">Base</span>.list</span> <span class="xref