Šmarda, Bohumil Polarities on algebraical structures. (English) Zbl 0743.20042 Acta Math. Univ. Comenianae 58-59, 181-187 (1991). Reviewer: M.Abad (Bahia Blanca) MSC: 20F60 06F15 08A30 06A15 PDF BibTeX XML Cite \textit{B. Šmarda}, Acta Math. Univ. Comenianae 58--59, 181--187 (1991; Zbl 0743.20042) OpenURL
Smarda, Bohumil Ideal systems of intersection and product type. (English) Zbl 0449.20069 Arch. Math., Brno 16, 59-65 (1980). MSC: 20M12 06A15 PDF BibTeX XML Cite \textit{B. Smarda}, Arch. Math., Brno 16, 59--65 (1980; Zbl 0449.20069) Full Text: EuDML OpenURL
Šmarda, Bohumil Polarity compatible with closure system. (English) Zbl 0387.06002 Czech. Math. J. 29(104), 13-20 (1979). MSC: 06A15 06E05 03G05 06C15 06F05 06F15 06B30 PDF BibTeX XML Cite \textit{B. Šmarda}, Czech. Math. J. 29(104), 13--20 (1979; Zbl 0387.06002) Full Text: EuDML OpenURL
Smarda, Bohumil Polars on closure spaces. (English) Zbl 0374.06008 Arch. Math., Brno 13, 117-124 (1977). MSC: 06F15 06A15 54A05 PDF BibTeX XML Cite \textit{B. Smarda}, Arch. Math., Brno 13, 117--124 (1977; Zbl 0374.06008) Full Text: EuDML OpenURL