The module covers<br><br>
<ul><li> Elementary number theory (8 lectures),</li>
<li> Matrix arithmetic (8 lectures),</li>
<li> Eigenvalues and vectors for 2x2 matrices (8 lectures),</li>
and explains how these topics can be applied to<br><br>
<li> cryptography,</li>
<li> geometry/computer graphics,</li>
<li> Google page rank.</li></ul>