an class="sd">    examples.</span>
<span class="sd">    &quot;&quot;&quot;</span>

    <span class="nd">@staticmethod</span>
    <span class="k">def</span><span class="w"> </span><span class="nf">forward</span><span class="p">(</span><span class="n">ctx</span><span class="p">,</span> <span class="n">x</span><span class="p">:</span> <span class="n">Tensor</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="n">Tensor</span><span class="p">:</span>
        <span class="n">y</span> <span cl