Dirnböck, Hans; Weiss, Gunter János Bolyai’s angle trisection revisited. (English) Zbl 1511.51010 KoG 26, 52-61 (2022). MSC: 51M04 51M15 51N20 53A04 53A17 51-03 PDFBibTeX XMLCite \textit{H. Dirnböck} and \textit{G. Weiss}, KoG 26, 52--61 (2022; Zbl 1511.51010) Full Text: DOI
Stavrić, Milena; Wiltsche, Albert; Weiss, Gunter Polyhedrons the faces of which are special quadric patches. (English) Zbl 1485.51019 KoG 25, 45-52 (2021). MSC: 51M20 51M30 51N05 51N20 PDFBibTeX XMLCite \textit{M. Stavrić} et al., KoG 25, 45--52 (2021; Zbl 1485.51019) Full Text: DOI
Weiss, Gunter The Three reflections Theorem revisited. (English) Zbl 1421.51010 KoG 22, 41-48 (2018). MSC: 51N10 51N15 51N20 51M05 51M10 51N25 PDFBibTeX XMLCite \textit{G. Weiss}, KoG 22, 41--48 (2018; Zbl 1421.51010) Full Text: DOI
Weiss, Gunter Non-standard aspects of Fibonacci type sequences. (English) Zbl 1390.51016 KoG 21, 26-34 (2017). MSC: 51M04 11B39 PDFBibTeX XMLCite \textit{G. Weiss}, KoG 21, 26--34 (2017; Zbl 1390.51016)
Weiss, Gunter Special conics in a hyperbolic plane. (English) Zbl 1370.51010 KoG 20, 31-40 (2016). MSC: 51M09 PDFBibTeX XMLCite \textit{G. Weiss}, KoG 20, 31--40 (2016; Zbl 1370.51010)
Weiss, Gunter Elementary constructions for conics in hyperbolic and elliptic planes. (English) Zbl 1351.51013 KoG 19, 24-31 (2015). MSC: 51M04 51M09 PDFBibTeX XMLCite \textit{G. Weiss}, KoG 19, 24--31 (2015; Zbl 1351.51013)
Weiss, Gunter; Mick, Sybille Non-standard visualizations of Fibonacci numbers and the golden mean. (English) Zbl 1318.51008 KoG 18, 36-44 (2014). MSC: 51M04 51M10 51F20 11B39 PDFBibTeX XMLCite \textit{G. Weiss} and \textit{S. Mick}, KoG 18, 36--44 (2014; Zbl 1318.51008)
Weiss, Gunter; Sliepčević, Ana Osculating circles of conics in Cayley-Klein planes. (English) Zbl 1192.51022 KoG 13, 7-12 (2009). MSC: 51N30 51M15 53A35 PDFBibTeX XMLCite \textit{G. Weiss} and \textit{A. Sliepčević}, KoG 13, 7--12 (2009; Zbl 1192.51022)
Weiss, Gunter; Gruber, Franz How to generalize Thales’s theorem? (Den Satz von Thales verallgemeinern – aber wie?) (German. English summary) Zbl 1192.00035 KoG 12, 7-18 (2008). MSC: 00A35 51M05 97G60 PDFBibTeX XMLCite \textit{G. Weiss} and \textit{F. Gruber}, KoG 12, 7--18 (2008; Zbl 1192.00035)
Weiss, Gunter; Havlicek, Hans Vertex- and edge-altitudes of a tetrahedron. (Ecken- und Kantenhöhen im Tetraeder.) (German. English summary) Zbl 1086.51506 KoG 6, 71-80 (2002). MSC: 51N05 51N20 51M04 PDFBibTeX XMLCite \textit{G. Weiss} and \textit{H. Havlicek}, KoG 6, 71--80 (2002; Zbl 1086.51506)