f="matrix-basics.html#matlab-define-a-square-matrix"><i class="fa fa-check"></i><b>5.3.3</b> Matlab Define a Square Matrix</a></li>
<li class="chapter" data-level="5.3.4" data-path="matrix-basics.html"><a href="matrix-basics.html#identity-matrix"><i class="fa fa-check"></i><b>5.3.4</b> Identity Matrix</a></li>
<li class="chapter" data-level="5.3.5" data-path="matrix-basics.html"><a href="matrix-basics.html#lower-triangular-matrix-and-upper-triangular-matrix"><i class="fa fa-check"></i><b>5.3.5</b> Lower-Tri