ITALIAN JOURNAL OF PURE AND APPLIED MATHEMATICS, sa.40, ss.82-89, 2018 (ESCI, Scopus)
The partially (para)topological groups were defined in [9]. In this paper, we give more results in partially topological groups in the sense of H. Delfs and M. Knebusch and we prove extension closed property for connectedness, compactness, and separability of partially topological groups.