a semilattice of left groups

additive semilattice

amenably ∨-semilattice-ordered generalized inverse

complete semilattice

complete semilattice congruence

complete semilattice congruence on po-semigroups

Conditinal Semilattice

congruence of L-semilattice

decomposation of L-semilattice

free semilattice with identity

join semilattice

Join-semilattice

Keyword-strong semilattice decomposition

Left Semilattice-ordered Groupoid

lower semilattice

L-semilattice

Meet-semilattice

ordered *- semilattice congruences

Ordered semilattice

ordered semilattice congruence