tps://en.m.wikipedia.org/wiki/Monoid">Monoid</a></li><li><a href="https://en.m.wikipedia.org/wiki/Quasigroup">Quasigroup</a></li><li><a href="https://en.m.wikipedia.org/wiki/Quasigroup#Loops">Loop</a></li><li><a href="https://en.m.wikipedia.org/wiki/Group_(mathematics)">Group</a></li><li><a href="https://en.m.wikipedia.org/wiki/Semiring">Semiring</a></li><li><a href="https://en.m.wikipedia.org/wiki/Division_ring">Division Ring</a></li><li><a href="https://en.m.wikipedia.org/wiki/Semilattice">Semilattice</a>