.html">Up</a> â€“ <a href="../../../index.html">owl-base</a> &#x00BB; <a href="../../index.html">Owl_types</a> &#x00BB; <a href="../index.html">Ndarray_Algodiff</a> &#x00BB; Scalar</nav><header class="odoc-preamble"><h1>Module <code><span>Ndarray_Algodiff.Scalar</span></code></h1></header><div class="odoc-content"><div class="odoc-spec"><div class="spec value anchored" id="val-add"><a href="#val-add" class="anchor"></a><code><span><span class="keyword">val</span> add : <span><a href="../index.html#type