 without having to write the same function over again.</p><h4 id="lattices"><a href="#lattices" class="anchor"></a>Lattices</h4><p>The most common lattice-like interface is <a href="Bastet/Interface/module-type-BOOLEAN_ALGEBRA/index.html"><code>Bastet.Interface.BOOLEAN_ALGEBRA</code></a> with <code>bool</code> being the most well-known implementation of it.</p><p>Other lattice-like structures in programming come up occasionally. For example, <a href="Bastet/Interface/module-type-JOIN_SEMILATTICE/index.html"