<span class="searchmatch">superpermutations</span> plural of <span class="searchmatch">superpermutation</span>...
Wikipedia has an article on: <span class="searchmatch">superpermutation</span> Wikipedia From super- + permutation. <span class="searchmatch">superpermutation</span> (plural <span class="searchmatch">superpermutations</span>) (mathematics) For some value...