der><a class="docstring-binding" id="Chevie.CoxGroups.coxeter_hyperoctaedral_group" href="#Chevie.CoxGroups.coxeter_hyperoctaedral_group"><code>Chevie.CoxGroups.coxeter_hyperoctaedral_group</code></a> ‚Äî <span class="docstring-category">Function</span></header><section><div><p><code>coxeter_hyperoctaedral_group(n)</code>  or <code>coxhyp(n)</code></p><p>The  Hyperoctaedral group (the group of all signed permutations of ¬±1,‚Ä¶,¬±n) as   a  Coxeter   group  of   type  <code>B‚Çô</code>,   wi