Herrlich, Horst; Tachtsis, Eleftherios On the solvability of systems of linear equations over the ring \(\mathbb{Z}\) of integers. (English) Zbl 1463.03017 Commentat. Math. Univ. Carol. 58, No. 2, 241-260 (2017). MSC: 03E25 03E35 PDFBibTeX XMLCite \textit{H. Herrlich} and \textit{E. Tachtsis}, Commentat. Math. Univ. Carol. 58, No. 2, 241--260 (2017; Zbl 1463.03017) Full Text: DOI
Herrlich, Horst; Howard, Paul; Keremedis, Kyriakos On preimages of ultrafilters in ZF. (English) Zbl 1389.03010 Commentat. Math. Univ. Carol. 57, No. 2, 241-252 (2016). Reviewer: Maximilian Ganster (Graz) MSC: 03E25 54D30 54D80 54E35 PDFBibTeX XMLCite \textit{H. Herrlich} et al., Commentat. Math. Univ. Carol. 57, No. 2, 241--252 (2016; Zbl 1389.03010) Full Text: DOI
Herrlich, Horst; Keremedis, Kyriakos On the metric reflection of a pseudometric space in ZF. (English) Zbl 1340.54045 Commentat. Math. Univ. Carol. 56, No. 1, 77-88 (2015). Reviewer: Hans Peter Künzi (Rondebosch) MSC: 54E35 54E45 03E25 PDFBibTeX XMLCite \textit{H. Herrlich} and \textit{K. Keremedis}, Commentat. Math. Univ. Carol. 56, No. 1, 77--88 (2015; Zbl 1340.54045) Full Text: DOI
Herrlich, Horst; Howard, Paul; Tachtsis, Eleftherios On special partitions of Dedekind- and Russell-sets. (English) Zbl 1249.05018 Commentat. Math. Univ. Carol. 53, No. 1, 105-122 (2012). Reviewer: Petr Simon (Praha) MSC: 05A18 03E20 03E35 03E65 PDFBibTeX XMLCite \textit{H. Herrlich} et al., Commentat. Math. Univ. Carol. 53, No. 1, 105--122 (2012; Zbl 1249.05018) Full Text: EuDML EMIS
Herrlich, H.; Keremedis, K. AC holds iff every compact completely regular topology can be extended to a compact Tychonoff topology. (English) Zbl 1240.54081 Commentat. Math. Univ. Carol. 52, No. 1, 139-143 (2011). Reviewer: Jiří Rosický (Brno) MSC: 54D30 03E25 PDFBibTeX XMLCite \textit{H. Herrlich} and \textit{K. Keremedis}, Commentat. Math. Univ. Carol. 52, No. 1, 139--143 (2011; Zbl 1240.54081) Full Text: EuDML EMIS
Herrlich, Horst; Tachtsis, Eleftherios On the number of Russell’s socks or \(2+2+2+\dots=?\). (English) Zbl 1150.03017 Commentat. Math. Univ. Carol. 47, No. 4, 707-717 (2006). MSC: 03E25 03E10 03E50 05C15 PDFBibTeX XMLCite \textit{H. Herrlich} and \textit{E. Tachtsis}, Commentat. Math. Univ. Carol. 47, No. 4, 707--717 (2006; Zbl 1150.03017) Full Text: EuDML EMIS
Herrlich, Horst; Keremedis, Kyriakos; Tachtsis, Eleftherios Countable sums and products of Loeb and selective metric spaces. (English) Zbl 1121.03063 Commentat. Math. Univ. Carol. 46, No. 2, 373-384 (2005). MSC: 03E25 54A35 54D45 54E35 PDFBibTeX XMLCite \textit{H. Herrlich} et al., Commentat. Math. Univ. Carol. 46, No. 2, 373--384 (2005; Zbl 1121.03063) Full Text: EuDML EMIS
Herrlich, Horst Products of Lindelöf \(T_2\)-spaces are Lindelöf – in some models of ZF. (English) Zbl 1072.03029 Commentat. Math. Univ. Carol. 43, No. 2, 319-333 (2002). MSC: 03E25 54A35 54B10 54D20 PDFBibTeX XMLCite \textit{H. Herrlich}, Commentat. Math. Univ. Carol. 43, No. 2, 319--333 (2002; Zbl 1072.03029) Full Text: EuDML EMIS Backlinks: MO
Schröder, Lutz; Herrlich, Horst Abstract initiality. (English) Zbl 1034.18002 Commentat. Math. Univ. Carol. 41, No. 3, 575-583 (2000). MSC: 18A20 18A10 18A22 PDFBibTeX XMLCite \textit{L. Schröder} and \textit{H. Herrlich}, Commentat. Math. Univ. Carol. 41, No. 3, 575--583 (2000; Zbl 1034.18002) Full Text: EuDML
Herrlich, Horst; Keremedis, Kyriakos Products, the Baire category theorem, and the axiom of dependent choice. (English) Zbl 1010.03037 Commentat. Math. Univ. Carol. 40, No. 4, 771-775 (1999). Reviewer: Miroslav Hušek (Praha) MSC: 03E25 54E52 PDFBibTeX XMLCite \textit{H. Herrlich} and \textit{K. Keremedis}, Commentat. Math. Univ. Carol. 40, No. 4, 771--775 (1999; Zbl 1010.03037) Full Text: EuDML
Herrlich, Horst; Hušek, Miroslav Productivity of coreflective classes of topological groups. (English) Zbl 1009.54041 Commentat. Math. Univ. Carol. 40, No. 3, 551-560 (1999). Reviewer: Jiří Rosický (Brno) MSC: 54H11 54B10 PDFBibTeX XMLCite \textit{H. Herrlich} and \textit{M. Hušek}, Commentat. Math. Univ. Carol. 40, No. 3, 551--560 (1999; Zbl 1009.54041) Full Text: EuDML
Herrlich, Horst; Strecker, George E. When is \(\mathbb N\) Lindelöf? (English) Zbl 0938.54008 Commentat. Math. Univ. Carol. 38, No. 3, 553-556 (1997). Reviewer: L.Skula (Brno) MSC: 54A35 54D20 54-02 03E25 PDFBibTeX XMLCite \textit{H. Herrlich} and \textit{G. E. Strecker}, Commentat. Math. Univ. Carol. 38, No. 3, 553--556 (1997; Zbl 0938.54008) Full Text: EuDML
Herrlich, Horst Choice principles in elementary topology and analysis. (English) Zbl 0938.54007 Commentat. Math. Univ. Carol. 38, No. 3, 545-552 (1997). Reviewer: L.Skula (Brno) MSC: 54A35 03E25 PDFBibTeX XMLCite \textit{H. Herrlich}, Commentat. Math. Univ. Carol. 38, No. 3, 545--552 (1997; Zbl 0938.54007) Full Text: EuDML
Herrlich, Horst Sequential structures induced by merotopies. (English) Zbl 0671.54017 Commentat. Math. Univ. Carol. 29, No. 4, 679-683 (1988). Reviewer: M.Hušek MSC: 54E17 54A20 54D55 06A15 18B30 PDFBibTeX XMLCite \textit{H. Herrlich}, Commentat. Math. Univ. Carol. 29, No. 4, 679--683 (1988; Zbl 0671.54017) Full Text: EuDML
Adámek, Jiří; Herrlich, Horst Cartesian closed categories, quasitopoi and topological universes. (English) Zbl 0601.18003 Commentat. Math. Univ. Carol. 27, 235-257 (1986). MSC: 18D15 18B25 18F10 PDFBibTeX XMLCite \textit{J. Adámek} and \textit{H. Herrlich}, Commentat. Math. Univ. Carol. 27, 235--257 (1986; Zbl 0601.18003) Full Text: EuDML
Beattie, R.; Butzmann, Heinz-Peter; Herrlich, Horst Filter convergence via sequential convergence. (English) Zbl 0591.54003 Commentat. Math. Univ. Carol. 27, 69-81 (1986). Reviewer: C.V.Riecke MSC: 54A20 18A40 54B30 18B30 54D55 PDFBibTeX XMLCite \textit{R. Beattie} et al., Commentat. Math. Univ. Carol. 27, 69--81 (1986; Zbl 0591.54003) Full Text: EuDML
Adamek, J.; Herrlich, Horst; Strecker, George E. Least and largest initial completions. II. (English) Zbl 0404.18006 Commentat. Math. Univ. Carol. 20, 59-77 (1979). MSC: 18B15 18A25 18D30 18A35 PDFBibTeX XMLCite \textit{J. Adamek} et al., Commentat. Math. Univ. Carol. 20, 59--77 (1979; Zbl 0404.18006) Full Text: EuDML
Adamek, J.; Herrlich, Horst; Strecker, George E. Least and largest initial completions. I. (English) Zbl 0404.18005 Commentat. Math. Univ. Carol. 20, 43-58 (1979). MSC: 18B15 18A25 18D30 18A35 PDFBibTeX XMLCite \textit{J. Adamek} et al., Commentat. Math. Univ. Carol. 20, 43--58 (1979; Zbl 0404.18005) Full Text: EuDML
Bentley, H. L.; Herrlich, Horst Completion as reflection. (English) Zbl 0407.54020 Commentat. Math. Univ. Carol. 19, 541-568 (1978). MSC: 54E17 54B30 18B30 18A40 54E15 54E52 54C20 54D10 PDFBibTeX XMLCite \textit{H. L. Bentley} and \textit{H. Herrlich}, Commentat. Math. Univ. Carol. 19, 541--568 (1978; Zbl 0407.54020) Full Text: EuDML
Herrlich, Horst Reflective Mac Neille completions of fibre-small categories need not be fibre-small. (English) Zbl 0381.18003 Commentat. Math. Univ. Carol. 19, 147-149 (1978). MSC: 18B15 18B99 18D30 18A35 PDFBibTeX XMLCite \textit{H. Herrlich}, Commentat. Math. Univ. Carol. 19, 147--149 (1978; Zbl 0381.18003) Full Text: EuDML
Bentley, H. L.; Herrlich, Horst; Robertson, W. A. Convenient categories for topologists. (English) Zbl 0327.54001 Commentat. Math. Univ. Carol. 17, 207-227 (1976). MSC: 54A05 18B99 PDFBibTeX XMLCite \textit{H. L. Bentley} et al., Commentat. Math. Univ. Carol. 17, 207--227 (1976; Zbl 0327.54001) Full Text: EuDML
Herrlich, Horst Epireflective subcategories of TOP need not be cowell-powered. (English) Zbl 0312.54004 Commentat. Math. Univ. Carol. 16, 713-716 (1975). MSC: 54A10 18A40 54B99 PDFBibTeX XMLCite \textit{H. Herrlich}, Commentat. Math. Univ. Carol. 16, 713--716 (1975; Zbl 0312.54004) Full Text: EuDML