lock</a>&nbsp;fpb,
                    <a href="../context/ExecutionContext.html" title="class in org.apache.sysds.runtime.controlprogram.context">ExecutionContext</a>&nbsp;ec)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static boolean</code></td>
<th class="colSecond" scope="row"><span class="typeNameLabel">LineageDedupUtils.</span><code><span class="memberNameLink"><a href="../../lineage/LineageDedupUtils.html#isValidDedupBlock(org.apache.sysds.runtim