行数据分析（第二版）</a></strong></li>

<li class="divider"></li>
<li class="chapter" data-level="" data-path="index.html"><a href="index.html"><i class="fa fa-check"></i>前言</a><ul>
<li class="chapter" data-level="0.1" data-path="index.html"><a href="index.html#section-0.1"><i class="fa fa-check"></i><b>0.1</b> 问题与贡献</a></li>
<li class="chapter" data-level="0.2" data-path="index.html"><a href="index.html#section-0.2"><i class="fa fa-check"></i><b>0.2</b> 许可</a></li>
<li class="ch