ce.RING</code></a>, include <code>divide</code> to that and you get a <a href="Bastet/Interface/module-type-DIVISION_RING/index.html"><code>Bastet.Interface.DIVISION_RING</code></a>, and add <code>modulo</code> to that and you get a <a href="Bastet/Interface/module-type-EUCLIDEAN_RING/index.html"><code>Bastet.Interface.EUCLIDEAN_RING</code></a>.</p><p>These are predominantly useful in situations where <code>monoids</code> aren't enough and you want to be able to use <code>int</code>s and <code>float</code>s