lues.</div>
<dl><dt><span class="strong">Throws:</span></dt>
<dd><code>java.lang.Exception</code></dd></dl>
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<pre>public&nbsp;void&nbsp;treeErrors()</pre>
<div class="block">Updates the numIncorrectTree field for all nodes. This is needed for calculating the alpha-values.</div>
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<h4>calculate