/a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#initializeforwardLV(org.apache.sysds.parser.VariableSet)">initializeforwardLV</a></span>&#8203;(<a href="VariableSet.html" title="class in org.apache.sysds.parser">VariableSet</a>&nbsp;activeIn)</code></th>
<td class="colLast">
<div class="block">For each statement:

 gen rule: for each variable read in current statement but not updated in any PRIOR statement, add to gen
 Handles case where variable both read and 