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<h4>apply</h4>
<pre class="methodSignature">public static&nbsp;&lt;S,&#8203;X,&#8203;Y&gt;&nbsp;java.util.function.Function&lt;<a href="../../compute/Flow.html" title="class in hydra.compute">Flow</a>&lt;S,&#8203;X&gt;,&#8203;<a href="../../compute/Flow.html" title="class in hydr