Complete join-semilattice
= Complete join-semilattice
{wiki=Complete_lattice}
A complete join-semilattice is a poset with joins of all families, including the empty family. A morphism preserves arbitrary joins.
= Complete join-semilattice
{wiki=Complete_lattice}
A complete join-semilattice is a poset with joins of all families, including the empty family. A morphism preserves arbitrary joins.