TY - JOUR AU - Evelyn Nelson TI - Semilattices do not have equationally compact hulls JO - Colloquium Mathematicum PY - 1975 SP - 1 EP - 5 VL - 34 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm-34-1-1-5/ DO - 10.4064/cm-34-1-1-5 LA - en ID - 10_4064_cm_34_1_1_5 ER -