"../index.html">Up</a> â€“ <a href="../../../../../index.html">owl</a> &#x00BB; <a href="../../../../index.html">Owl_regression</a> &#x00BB; <a href="../../../index.html">D</a> &#x00BB; <a href="../../index.html">Optimise</a> &#x00BB; <a href="../index.html">Algodiff</a> &#x00BB; Arr</nav><header class="odoc-preamble"><h1>Module <code><span>Algodiff.Arr</span></code></h1></header><div class="odoc-content"><div class="odoc-spec"><div class="spec value anchored" id="val-empty"><a href="#val-empty" class=