Found the following HTML validation problems:
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CreateRandomTree.html:54:1 (CreateRandomTree.Rd:14): Warning: missing </ul> before </div>
CreateRegularTree.html:54:1 (CreateRegularTree.Rd:14): Warning: missing </ul> before </div>
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averageBranchingFactor.html:46:1 (averageBranchingFactor.Rd:10): Warning: missing </ul> before </div>