Salzmann, H.; Grundhöfer, T.; Hähl, H.; Löwen, R. The classical fields. Structural features of the real and rational numbers. (English) Zbl 1173.00006 Encyclopedia of Mathematics and Its Applications 112. Cambridge: Cambridge University Press (ISBN 978-0-521-86516-6/hbk). xv, 401 p. (2007). Reviewer: Niels Schwartz (Passau) MSC: 00A05 12-01 54-01 22-01 03-01 PDF BibTeX XML Cite \textit{H. Salzmann} et al., The classical fields. Structural features of the real and rational numbers. Cambridge: Cambridge University Press (2007; Zbl 1173.00006)
Hähl, Hermann; Salzmann, Helmut 16-dimensional compact projective planes with a large group fixing two points and two lines. (English) Zbl 1077.51003 Arch. Math. 85, No. 1, 89-100 (2005). Reviewer: Günter F. Steinke (Christchurch) MSC: 51H10 51A35 12K99 PDF BibTeX XML Cite \textit{H. Hähl} and \textit{H. Salzmann}, Arch. Math. 85, No. 1, 89--100 (2005; Zbl 1077.51003) Full Text: DOI
Hähl, Hermann Sechzehndimensionale lokalkompakte Translationsebenen mit Spin(7) als Kollineationsgruppe. (Sixteen-dimensional locally compact translation planes with Spin(7) as their collineation group). (German) Zbl 0639.51017 Arch. Math. 48, 267-276 (1987). Reviewer: M.J.Kallaher MSC: 51H10 51A40 12K05 PDF BibTeX XML Cite \textit{H. Hähl}, Arch. Math. 48, 267--276 (1987; Zbl 0639.51017) Full Text: DOI
Hähl, Hermann Achtdimensionale lokalkompakte Translationsebenen mit mindestens 17- dimensionaler Kollineationsgruppe. (Eight-dimensional locally compact translation planes with at least 17-dimensionally collineation group). (German) Zbl 0605.51011 Geom. Dedicata 21, 299-340 (1986). Reviewer: Th.Grundhöfer MSC: 51H10 51A40 12K10 PDF BibTeX XML Cite \textit{H. Hähl}, Geom. Dedicata 21, 299--340 (1986; Zbl 0605.51011) Full Text: DOI
Hähl, Hermann Kriterien für lokalkompakte topologische Quasikoerper. (German) Zbl 0485.22005 Arch. Math. 38, 273-279 (1982). MSC: 22A30 12J17 PDF BibTeX XML Cite \textit{H. Hähl}, Arch. Math. 38, 273--279 (1982; Zbl 0485.22005) Full Text: DOI
Hähl, H. Automorphismengruppen achtdimensionaler lokalkompakter Quasikörper. (German) Zbl 0316.20032 Math. Z. 149, 203-225 (1976). MSC: 20G20 12K05 17A99 16Kxx PDF BibTeX XML Cite \textit{H. Hähl}, Math. Z. 149, 203--225 (1976; Zbl 0316.20032) Full Text: DOI EuDML