<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: • implicative_lattices • lattice-ordered_groups • boolean_monoids • integral_ordered_monoids • chains • vector_spaces • fields • ordered_abelian_groups • finite_semigroups_with_zero