<div id="insert"></div> <script src="http://math.chapman.edu/~jipsen/structures/ua.js"></script> <script>init("SgrpZ",5,{associative:true,zero:true})</script>
Trace: • finite_ordered_semigroups • ordered_monoids_with_zero • partially_ordered_monoids • semidistributive_lattices • finite_commutative_monoids • integral_relation_algebras • epimorphisms_are_surjective • finite_binars_with_identity • finite_ordered_semilattices • finite_semigroups_with_zero