
<li class="chapter" data-level="11.5" data-path="circular-representations-of-days-and-years.html"><a href="circular-representations-of-days-and-years.html"><i class="fa fa-check"></i><b>11.5</b> Circular Representations of Days and Years</a></li>
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<li class="chapter" data-level="12" data-path="algebra-solver-chapter.html"><a href="algebra-solver-chapter.html"><i class="fa fa-check"></i><b>12</b> Solving Algebraic Equations</a><ul>
<li class="chapter" data-level="12.1" data-path="example-system-of