Higashino, Ryota; Suzuki, Hirotaka Study on optimization of curves that compose the reflector of a regular reflection light shelf and its application. (English) Zbl 1536.68037 J. Geom. Graph. 27, No. 2, 237-247 (2023). MSC: 68U05 65K10 PDFBibTeX XMLCite \textit{R. Higashino} and \textit{H. Suzuki}, J. Geom. Graph. 27, No. 2, 237--247 (2023; Zbl 1536.68037) Full Text: Link
Kerezov, Anton D.; Koshihara, Mikio; Tachi, Tomohiro Computational design framework for self-forming geometry: the case of natural tree forks. (English) Zbl 1536.65068 J. Geom. Graph. 27, No. 2, 207-226 (2023). MSC: 65K10 49Q10 68R10 74E99 PDFBibTeX XMLCite \textit{A. D. Kerezov} et al., J. Geom. Graph. 27, No. 2, 207--226 (2023; Zbl 1536.65068) Full Text: Link
Chalmovianská, Jana Analytic solution of Castillon’s problem, another approach. (English) Zbl 07831986 J. Geom. Graph. 27, No. 2, 195-206 (2023). Reviewer: Theo Grundhöfer (Würzburg) MSC: 51M04 51N10 PDFBibTeX XMLCite \textit{J. Chalmovianská}, J. Geom. Graph. 27, No. 2, 195--206 (2023; Zbl 07831986) Full Text: Link
Zachos, Anastasios N. A property of the Fermat-Torricelli point for tetrahedra and a new characterization for isosceles tetrahedra. (English) Zbl 1536.51014 J. Geom. Graph. 27, No. 2, 187-193 (2023). Reviewer: Cătălin Barbu (Bačau) MSC: 51M15 51M20 51M16 PDFBibTeX XMLCite \textit{A. N. Zachos}, J. Geom. Graph. 27, No. 2, 187--193 (2023; Zbl 1536.51014) Full Text: Link
Guo, Ren A sequence of Malfatti circles. (English) Zbl 1537.51010 J. Geom. Graph. 27, No. 2, 181-185 (2023). MSC: 51M04 PDFBibTeX XMLCite \textit{R. Guo}, J. Geom. Graph. 27, No. 2, 181--185 (2023; Zbl 1537.51010) Full Text: Link
Pop, Ovidiu T.; Dalcín, Mario Equalities and inequalities in the excircle quadrilateral of a convex quadrilateral. (English) Zbl 1536.51010 J. Geom. Graph. 27, No. 2, 171-179 (2023). Reviewer: Cătălin Barbu (Bačau) MSC: 51M04 51M16 52A40 PDFBibTeX XMLCite \textit{O. T. Pop} and \textit{M. Dalcín}, J. Geom. Graph. 27, No. 2, 171--179 (2023; Zbl 1536.51010) Full Text: Link
Duero, Jessa Camille; Klaassen, Bernhard On spiral structures in tilings. (English) Zbl 1537.52032 J. Geom. Graph. 27, No. 2, 159-169 (2023). Reviewer: Michael Joswig (Berlin) MSC: 52C20 PDFBibTeX XMLCite \textit{J. C. Duero} and \textit{B. Klaassen}, J. Geom. Graph. 27, No. 2, 159--169 (2023; Zbl 1537.52032) Full Text: Link
Pylypaka, Serhiy; Volina, Tetiana; Hryshenko, Iryna; Trokhaniak, Oleksandra; Taras, Iryna Bending of the torses by changing the regularity of the reverse edge angle of ascent. (English) Zbl 1536.53013 J. Geom. Graph. 27, No. 2, 151-157 (2023). MSC: 53A04 PDFBibTeX XMLCite \textit{S. Pylypaka} et al., J. Geom. Graph. 27, No. 2, 151--157 (2023; Zbl 1536.53013) Full Text: Link
Fraivert, David The quadrilateral coordinated with a circle that forms Pascal points and its properties. (English) Zbl 07831980 J. Geom. Graph. 27, No. 2, 127-149 (2023). Reviewer: Cătălin Barbu (Bačau) MSC: 51M04 51M05 51M15 51N20 PDFBibTeX XMLCite \textit{D. Fraivert}, J. Geom. Graph. 27, No. 2, 127--149 (2023; Zbl 07831980) Full Text: Link
Katsuura, Hidefumi Central and twin tetrahedra. (English) Zbl 1536.51009 J. Geom. Graph. 27, No. 2, 119-126 (2023). MSC: 51M04 PDFBibTeX XMLCite \textit{H. Katsuura}, J. Geom. Graph. 27, No. 2, 119--126 (2023; Zbl 1536.51009) Full Text: Link
Hagen, Hans Enforcing surface rigidity by shadow-line constraints. (English) Zbl 07734132 J. Geom. Graph. 27, No. 1, 59-67 (2023). MSC: 65D17 65D18 PDFBibTeX XMLCite \textit{H. Hagen}, J. Geom. Graph. 27, No. 1, 59--67 (2023; Zbl 07734132) Full Text: Link
Soleymanpour, Ghorban; Janfada, Ali S. A general trisectrix curve and its applications. (English) Zbl 1526.51010 J. Geom. Graph. 27, No. 1, 47-57 (2023). Reviewer: Maja Petrović (Beograd) MSC: 51M04 PDFBibTeX XMLCite \textit{G. Soleymanpour} and \textit{A. S. Janfada}, J. Geom. Graph. 27, No. 1, 47--57 (2023; Zbl 1526.51010) Full Text: Link
Honvault, Pascal Local geometry of polyhedra and Cauchy’s rigidity theorem. (English) Zbl 1522.52041 J. Geom. Graph. 27, No. 1, 39-46 (2023). Reviewer: Victor V. Pambuccian (Glendale) MSC: 52C25 51M20 PDFBibTeX XMLCite \textit{P. Honvault}, J. Geom. Graph. 27, No. 1, 39--46 (2023; Zbl 1522.52041) Full Text: Link
Katsuura, Hidefumi Three collinear points generated by a tetrahedron. (English) Zbl 1521.51006 J. Geom. Graph. 27, No. 1, 29-37 (2023). MSC: 51M04 51M25 PDFBibTeX XMLCite \textit{H. Katsuura}, J. Geom. Graph. 27, No. 1, 29--37 (2023; Zbl 1521.51006) Full Text: Link
Taouktsoglou, Anastasia; Lefkaditis, George Family of conics having double contact with two intersecting ellipses. (English) Zbl 1521.51015 J. Geom. Graph. 27, No. 1, 11-28 (2023). MSC: 51N15 51N20 PDFBibTeX XMLCite \textit{A. Taouktsoglou} and \textit{G. Lefkaditis}, J. Geom. Graph. 27, No. 1, 11--28 (2023; Zbl 1521.51015) Full Text: Link
Bhattacharya, Abhijit; Dubey, Kamlesh Kumar; Mondal, Bikromadittya Volume of an \(n\)-dimensional polyhedron: revisited. (English) Zbl 1521.51011 J. Geom. Graph. 27, No. 1, 1-9 (2023). MSC: 51M25 51M04 51M05 PDFBibTeX XMLCite \textit{A. Bhattacharya} et al., J. Geom. Graph. 27, No. 1, 1--9 (2023; Zbl 1521.51011) Full Text: Link
Katsuura, Hidefumi Concurrent segments in a tetrahedron – applications of Ceva’s and Carnot’s theorems. (English) Zbl 1505.51007 J. Geom. Graph. 26, No. 2, 289-300 (2022). MSC: 51M04 51M25 PDFBibTeX XMLCite \textit{H. Katsuura}, J. Geom. Graph. 26, No. 2, 289--300 (2022; Zbl 1505.51007) Full Text: Link
Dalcín, Mario A new classification of convex tetragons. (English) Zbl 1505.52002 J. Geom. Graph. 26, No. 2, 271-288 (2022). MSC: 52A10 51M04 PDFBibTeX XMLCite \textit{M. Dalcín}, J. Geom. Graph. 26, No. 2, 271--288 (2022; Zbl 1505.52002) Full Text: Link
Odehnal, Boris From permutation points to permutation cubics. (English) Zbl 1507.14046 J. Geom. Graph. 26, No. 2, 253-269 (2022). Reviewer: Hans-Peter Schröcker (Innsbruck) MSC: 14H45 51N35 PDFBibTeX XMLCite \textit{B. Odehnal}, J. Geom. Graph. 26, No. 2, 253--269 (2022; Zbl 1507.14046) Full Text: Link
Nawratil, Georg On continuous flexible Kokotsakis belts of the isogonal type and V-hedra with skew faces. (English) Zbl 1505.51009 J. Geom. Graph. 26, No. 2, 237-251 (2022). MSC: 51M04 51N15 PDFBibTeX XMLCite \textit{G. Nawratil}, J. Geom. Graph. 26, No. 2, 237--251 (2022; Zbl 1505.51009) Full Text: arXiv Link
Garcia, Ronaldo Alves; Reznik, Dan; Roitman, Pedro New properties of harmonic polygons. (English) Zbl 1505.51006 J. Geom. Graph. 26, No. 2, 217-236 (2022). Reviewer: Victor V. Pambuccian (Glendale) MSC: 51M04 51N20 51N35 68T20 PDFBibTeX XMLCite \textit{R. A. Garcia} et al., J. Geom. Graph. 26, No. 2, 217--236 (2022; Zbl 1505.51006) Full Text: Link
Botvinovska, Switlana; Zolotova, Alla; Mostovenko, Alexander; Sulimenko, Hanna Construction of hyperbolic paraboloids according to a prospective outline in the form of hyperbola. (English) Zbl 1505.51018 J. Geom. Graph. 26, No. 2, 207-216 (2022). MSC: 51N05 68U05 PDFBibTeX XMLCite \textit{S. Botvinovska} et al., J. Geom. Graph. 26, No. 2, 207--216 (2022; Zbl 1505.51018) Full Text: Link
Adachi, Akito; Tachi, Tomohiro; Yamaguchi, Yasushi Cylindrical dual tiling origami. (English) Zbl 1505.51014 J. Geom. Graph. 26, No. 2, 185-205 (2022). MSC: 51M20 52C20 51M15 68U05 PDFBibTeX XMLCite \textit{A. Adachi} et al., J. Geom. Graph. 26, No. 2, 185--205 (2022; Zbl 1505.51014) Full Text: Link
Braviano, Gilson; Scolari, Sergio Multivariate analysis in design. (English) Zbl 07578496 J. Geom. Graph. 26, No. 1, 147-157 (2022). MSC: 62H30 51-XX PDFBibTeX XMLCite \textit{G. Braviano} and \textit{S. Scolari}, J. Geom. Graph. 26, No. 1, 147--157 (2022; Zbl 07578496) Full Text: Link
Suzuki, Hirotaka An interpretation of the truncated triangular trapezohedron and the sphere depicted in “Melencolia I” by Albrecht Dürer. (English) Zbl 1498.01009 J. Geom. Graph. 26, No. 1, 139-146 (2022). Reviewer: Victor V. Pambuccian (Glendale) MSC: 01A40 51N05 PDFBibTeX XMLCite \textit{H. Suzuki}, J. Geom. Graph. 26, No. 1, 139--146 (2022; Zbl 1498.01009) Full Text: Link
Salvatore, Marta Theoretical approach to practical perspective in the early \(17^{\text{th}}\) century. (English) Zbl 1502.01028 J. Geom. Graph. 26, No. 1, 125-137 (2022). Reviewer: Hans Fischer (Eichstätt) MSC: 01A45 51-03 51N05 PDFBibTeX XMLCite \textit{M. Salvatore}, J. Geom. Graph. 26, No. 1, 125--137 (2022; Zbl 1502.01028) Full Text: Link
Sato, Noriko A graphical analysis of “The geographer”. (English) Zbl 1496.00045 J. Geom. Graph. 26, No. 1, 115-124 (2022). MSC: 00A66 51N05 PDFBibTeX XMLCite \textit{N. Sato}, J. Geom. Graph. 26, No. 1, 115--124 (2022; Zbl 1496.00045) Full Text: Link
He, Yuanjun; Yu, Haiyan; Cai, Hongming; Peng, Zhenghong; Liu, Wei; Hu, Zhiping Shape computing: a new geometric computing mechanism. (English) Zbl 07578492 J. Geom. Graph. 26, No. 1, 101-114 (2022). MSC: 68U05 PDFBibTeX XMLCite \textit{Y. He} et al., J. Geom. Graph. 26, No. 1, 101--114 (2022; Zbl 07578492) Full Text: Link
Nishimoto, Seri; Horiyama, Takashi; Tachi, Tomohiro Geodesic folding of regular tetrahedron. (English) Zbl 1496.51010 J. Geom. Graph. 26, No. 1, 81-100 (2022). MSC: 51M15 PDFBibTeX XMLCite \textit{S. Nishimoto} et al., J. Geom. Graph. 26, No. 1, 81--100 (2022; Zbl 1496.51010) Full Text: Link
Ho, Joshua C.; Wildberger, Norman J. A physical Archimedean approach to affine geometry and the remarkable 13 (mixed) configuration. (English) Zbl 1501.51013 J. Geom. Graph. 26, No. 1, 65-80 (2022). Reviewer: Georgi Hristov Georgiev (Shumen) MSC: 51N10 51N05 51A20 PDFBibTeX XMLCite \textit{J. C. Ho} and \textit{N. J. Wildberger}, J. Geom. Graph. 26, No. 1, 65--80 (2022; Zbl 1501.51013) Full Text: Link
Molnár, Emil; Szirmai, Jenő Packings with geodesic and translation balls and their visualizations in \(\widetilde{\mathbf{SL}_2\mathbf{R}}\) space. (English) Zbl 1496.52020 J. Geom. Graph. 26, No. 1, 51-64 (2022). MSC: 52C17 52C22 52B15 53A35 51M20 PDFBibTeX XMLCite \textit{E. Molnár} and \textit{J. Szirmai}, J. Geom. Graph. 26, No. 1, 51--64 (2022; Zbl 1496.52020) Full Text: Link
Jurkin, Ema; Šimić Horvath, Marija; Volenec, Vladimir Tangential quadrilateral in isotropic plane. (English) Zbl 1501.51015 J. Geom. Graph. 26, No. 1, 39-50 (2022). Reviewer: Georgi Hristov Georgiev (Shumen) MSC: 51N25 PDFBibTeX XMLCite \textit{E. Jurkin} et al., J. Geom. Graph. 26, No. 1, 39--50 (2022; Zbl 1501.51015) Full Text: Link
Alexandrov, Victor How to decide whether two convex octahedra are affinely equivalent using their natural developments only. (English) Zbl 1497.52017 J. Geom. Graph. 26, No. 1, 29-38 (2022). Reviewer: Luis Ferroni (Stockholm) MSC: 52B10 68U05 52C25 PDFBibTeX XMLCite \textit{V. Alexandrov}, J. Geom. Graph. 26, No. 1, 29--38 (2022; Zbl 1497.52017) Full Text: arXiv Link
Tsutsumi, Emiko Selfless hospitality sensed in the Stachels. (English) Zbl 1497.01027 J. Geom. Graph. 26, No. 1, 25-28 (2022). MSC: 01A70 PDFBibTeX XMLCite \textit{E. Tsutsumi}, J. Geom. Graph. 26, No. 1, 25--28 (2022; Zbl 1497.01027) Full Text: Link
Conci, Aura H. Stachel: from Professor to partner. (English) Zbl 1497.01018 J. Geom. Graph. 26, No. 1, 19-23 (2022). MSC: 01A70 PDFBibTeX XMLCite \textit{A. Conci}, J. Geom. Graph. 26, No. 1, 19--23 (2022; Zbl 1497.01018) Full Text: Link
Zsombor-Murray, Paul An important birthday. Reminiscences about and around Hellmuth Stachel. (English) Zbl 1497.01029 J. Geom. Graph. 26, No. 1, 13-17 (2022). MSC: 01A70 PDFBibTeX XMLCite \textit{P. Zsombor-Murray}, J. Geom. Graph. 26, No. 1, 13--17 (2022; Zbl 1497.01029) Full Text: Link
Suzuki, Kenjiro We are in the same “fate” …. (English) Zbl 1497.01026 J. Geom. Graph. 26, No. 1, 9-11 (2022). MSC: 01A70 PDFBibTeX XMLCite \textit{K. Suzuki}, J. Geom. Graph. 26, No. 1, 9--11 (2022; Zbl 1497.01026) Full Text: Link
Han, Baoling A kind elder, a wise scholar – Hellmuth Stachel. (English) Zbl 1497.01020 J. Geom. Graph. 26, No. 1, 5-7 (2022). MSC: 01A70 PDFBibTeX XMLCite \textit{B. Han}, J. Geom. Graph. 26, No. 1, 5--7 (2022; Zbl 1497.01020) Full Text: Link
Croft, Frank M. A tribute to Hellmuth Stachel. (English) Zbl 1497.01019 J. Geom. Graph. 26, No. 1, 3-4 (2022). MSC: 01A70 PDFBibTeX XMLCite \textit{F. M. Croft}, J. Geom. Graph. 26, No. 1, 3--4 (2022; Zbl 1497.01019) Full Text: Link
Asti, Giovanni; Asti, Laura Pentagon from side using the internal golden section. (English) Zbl 1484.51004 J. Geom. Graph. 25, No. 2, 295-300 (2021). MSC: 51M04 51M05 51M15 PDFBibTeX XMLCite \textit{G. Asti} and \textit{L. Asti}, J. Geom. Graph. 25, No. 2, 295--300 (2021; Zbl 1484.51004) Full Text: Link
Phan, Trung V.; Doan, Anh A curious use of extra dimension in classical mechanics: geometrization of potential. (English) Zbl 1498.70006 J. Geom. Graph. 25, No. 2, 265-270 (2021). MSC: 70B05 97M50 PDFBibTeX XMLCite \textit{T. V. Phan} and \textit{A. Doan}, J. Geom. Graph. 25, No. 2, 265--270 (2021; Zbl 1498.70006) Full Text: arXiv Link
Hung, Tran Quang Extending a theorem of van Aubel to the simplex. (English) Zbl 1485.51011 J. Geom. Graph. 25, No. 2, 253-263 (2021). Reviewer: Cătălin Barbu (Bačau) MSC: 51M04 51N20 PDFBibTeX XMLCite \textit{T. Q. Hung}, J. Geom. Graph. 25, No. 2, 253--263 (2021; Zbl 1485.51011) Full Text: Link
Katsuura, Hidefumi Angles of isosceles tetrahedra. (English) Zbl 1484.51006 J. Geom. Graph. 25, No. 2, 243-251 (2021). MSC: 51M04 PDFBibTeX XMLCite \textit{H. Katsuura}, J. Geom. Graph. 25, No. 2, 243--251 (2021; Zbl 1484.51006) Full Text: Link
Vincenzi, Giovanni On a proof of the Thābit ibn Qurra’s generalization of the Pythagorean theorem. (English) Zbl 1487.51013 J. Geom. Graph. 25, No. 2, 231-241 (2021). Reviewer: Martin Lukarevski (Skopje) MSC: 51M15 97G30 PDFBibTeX XMLCite \textit{G. Vincenzi}, J. Geom. Graph. 25, No. 2, 231--241 (2021; Zbl 1487.51013) Full Text: Link
Lassak, Marek A note on some generalizations of Monge’s theorem. (English) Zbl 1484.52002 J. Geom. Graph. 25, No. 2, 227-230 (2021). MSC: 52A20 52A21 52A55 PDFBibTeX XMLCite \textit{M. Lassak}, J. Geom. Graph. 25, No. 2, 227--230 (2021; Zbl 1484.52002) Full Text: arXiv Link
Garcia, Ronaldo Alves; Odehnal, Boris; Reznik, Dan Poncelet porisms in hyperbolic pencils of circles. (English) Zbl 1484.51005 J. Geom. Graph. 25, No. 2, 205-225 (2021). MSC: 51M04 51D30 PDFBibTeX XMLCite \textit{R. A. Garcia} et al., J. Geom. Graph. 25, No. 2, 205--225 (2021; Zbl 1484.51005) Full Text: Link
Katsuura, Hidefumi Dihedral angles of 4-ball tetrahedra. (English) Zbl 1484.51008 J. Geom. Graph. 25, No. 2, 197-204 (2021). MSC: 51M15 51M04 PDFBibTeX XMLCite \textit{H. Katsuura}, J. Geom. Graph. 25, No. 2, 197--204 (2021; Zbl 1484.51008) Full Text: Link
Nguyen, Nicholas Phat Projective line revisited. (English) Zbl 1487.51016 J. Geom. Graph. 25, No. 2, 187-195 (2021). Reviewer: Georgi Hristov Georgiev (Shumen) MSC: 51N15 51A05 PDFBibTeX XMLCite \textit{N. P. Nguyen}, J. Geom. Graph. 25, No. 2, 187--195 (2021; Zbl 1487.51016) Full Text: arXiv Link
Wittenburg, Jens Polyhedral cylinders formed by Kokotsakis meshes. (English) Zbl 1484.52019 J. Geom. Graph. 25, No. 2, 171-186 (2021). MSC: 52C25 51M20 PDFBibTeX XMLCite \textit{J. Wittenburg}, J. Geom. Graph. 25, No. 2, 171--186 (2021; Zbl 1484.52019) Full Text: Link
Pylypaka, Serhiy; Kresan, Tetiana; Trokhaniak, Oleksandra; Taras, Iryna; Demchuk, Ivan Parametric equations of a spatial curve as a function of length of the arc with given dependences of curvature and angle of ascent. (English) Zbl 1487.53015 J. Geom. Graph. 25, No. 2, 163-170 (2021). MSC: 53A05 65D17 PDFBibTeX XMLCite \textit{S. Pylypaka} et al., J. Geom. Graph. 25, No. 2, 163--170 (2021; Zbl 1487.53015) Full Text: Link
Sato, Noriko An analysis of Vermeer’s perspective in composition. (English) Zbl 1476.00056 J. Geom. Graph. 25, No. 1, 139-154 (2021). MSC: 00A66 51N05 PDFBibTeX XMLCite \textit{N. Sato}, J. Geom. Graph. 25, No. 1, 139--154 (2021; Zbl 1476.00056) Full Text: Link
Weiß, Gunter; Pech, Pavel A quadratic mapping related to Frégier’s theorem and some generalisations. (English) Zbl 1482.51018 J. Geom. Graph. 25, No. 1, 127-137 (2021). Reviewer: Georgi Hristov Georgiev (Shumen) MSC: 51N15 51N20 51N35 51M05 PDFBibTeX XMLCite \textit{G. Weiß} and \textit{P. Pech}, J. Geom. Graph. 25, No. 1, 127--137 (2021; Zbl 1482.51018) Full Text: Link
Dalcín, Mario; Kiss, Sándor Nagydobai Some properties of the García reflection triangles. (English) Zbl 1480.51007 J. Geom. Graph. 25, No. 1, 119-126 (2021). Reviewer: Antonin Guilloux (Paris) MSC: 51N20 51M25 PDFBibTeX XMLCite \textit{M. Dalcín} and \textit{S. N. Kiss}, J. Geom. Graph. 25, No. 1, 119--126 (2021; Zbl 1480.51007) Full Text: Link
Stachel, Hellmuth Isometric billiards in ellipses and focal billiards in ellipsoids. (English) Zbl 1476.51014 J. Geom. Graph. 25, No. 1, 097-118 (2021). MSC: 51M04 53A05 53A17 37C83 51M15 PDFBibTeX XMLCite \textit{H. Stachel}, J. Geom. Graph. 25, No. 1, 097--118 (2021; Zbl 1476.51014) Full Text: arXiv Link
Giudiceandrea, Federico; Grasselli, Luigi From M. C. Escher’s hexagonal tiling to the Kiepert hyperbola. (English) Zbl 1476.51013 J. Geom. Graph. 25, No. 1, 079-095 (2021). MSC: 51M04 00A66 PDFBibTeX XMLCite \textit{F. Giudiceandrea} and \textit{L. Grasselli}, J. Geom. Graph. 25, No. 1, 079--095 (2021; Zbl 1476.51013) Full Text: Link
Li, Ting Hon Stanford On Pepe trapezoids. (English) Zbl 1477.51011 J. Geom. Graph. 25, No. 1, 071-078 (2021). Reviewer: Victor V. Pambuccian (Glendale) MSC: 51M04 PDFBibTeX XMLCite \textit{T. H. S. Li}, J. Geom. Graph. 25, No. 1, 071--078 (2021; Zbl 1477.51011) Full Text: Link
Hung, Tran Quang; Duong, Nguyen Thi Thuy Generalizations of Fagnano’s problem. (English) Zbl 1477.51009 J. Geom. Graph. 25, No. 1, 061-069 (2021). Reviewer: Victor V. Pambuccian (Glendale) MSC: 51M04 51M16 PDFBibTeX XMLCite \textit{T. Q. Hung} and \textit{N. T. T. Duong}, J. Geom. Graph. 25, No. 1, 061--069 (2021; Zbl 1477.51009) Full Text: Link
van Tienhoven, Chris; Pellegrinetti, Dario Quadrigon geometry: circumscribed squares and Van Aubel points. (English) Zbl 1476.51007 J. Geom. Graph. 25, No. 1, 053-059 (2021). MSC: 51F20 51G05 51M04 51M15 PDFBibTeX XMLCite \textit{C. van Tienhoven} and \textit{D. Pellegrinetti}, J. Geom. Graph. 25, No. 1, 053--059 (2021; Zbl 1476.51007) Full Text: Link
Al-Zoubi, Hassan; Hamadneh, Tareq; Hammad, Ma’mon Abu; Al-Sabbagh, Mutaz Tubular surfaces of finite type Gauss map. (English) Zbl 1480.53001 J. Geom. Graph. 25, No. 1, 045-052 (2021). MSC: 53A05 PDFBibTeX XMLCite \textit{H. Al-Zoubi} et al., J. Geom. Graph. 25, No. 1, 045--052 (2021; Zbl 1480.53001) Full Text: Link
Szilárd, András Similar trapezoids on the sides of a triangle. (English) Zbl 1476.51015 J. Geom. Graph. 25, No. 1, 033-044 (2021). MSC: 51M04 51N20 PDFBibTeX XMLCite \textit{A. Szilárd}, J. Geom. Graph. 25, No. 1, 033--044 (2021; Zbl 1476.51015) Full Text: Link
Siegele, Johannes; Pfurner, Martin; Schröcker, Hans-Peter Space kinematics and projective differential geometry over the ring of dual numbers. (English) Zbl 1489.53017 J. Geom. Graph. 25, No. 1, 019-031 (2021). MSC: 53A20 70B10 16S99 PDFBibTeX XMLCite \textit{J. Siegele} et al., J. Geom. Graph. 25, No. 1, 019--031 (2021; Zbl 1489.53017) Full Text: Link
Odehnal, Boris Isoptic ruled surfaces of developable surfaces. (English) Zbl 1477.14056 J. Geom. Graph. 25, No. 1, 001-017 (2021). Reviewer: Hans-Peter Schröcker (Innsbruck) MSC: 14J26 53A25 51N20 PDFBibTeX XMLCite \textit{B. Odehnal}, J. Geom. Graph. 25, No. 1, 001--017 (2021; Zbl 1477.14056) Full Text: Link
Ouarab, Soukaina; Chahdi, Amina Ouazzani; Izid, Malika Ruled surface generated by a curve lying on a regular surface and its characterizations. (English) Zbl 1472.53011 J. Geom. Graph. 24, No. 2, 257-267 (2020). MSC: 53A05 PDFBibTeX XMLCite \textit{S. Ouarab} et al., J. Geom. Graph. 24, No. 2, 257--267 (2020; Zbl 1472.53011) Full Text: Link
Khan, Mohammad Nazrul Islam; Das, Lovejoy S. On CR-structures and the general quadratic structure. (English) Zbl 1472.32015 J. Geom. Graph. 24, No. 2, 249-255 (2020). MSC: 32V05 53C55 PDFBibTeX XMLCite \textit{M. N. I. Khan} and \textit{L. S. Das}, J. Geom. Graph. 24, No. 2, 249--255 (2020; Zbl 1472.32015) Full Text: Link
Kimberling, Clark; Moses, Peter J. C. Permutation ellipses. (English) Zbl 1469.51022 J. Geom. Graph. 24, No. 2, 233-247 (2020). Reviewer: Victor V. Pambuccian (Glendale) MSC: 51N20 51N15 PDFBibTeX XMLCite \textit{C. Kimberling} and \textit{P. J. C. Moses}, J. Geom. Graph. 24, No. 2, 233--247 (2020; Zbl 1469.51022) Full Text: Link
Suren; Moses, Peter J. C.; Kimberling, Clark The Circumcevian-inversion perspector of two triangles. (English) Zbl 1469.51023 J. Geom. Graph. 24, No. 2, 217-232 (2020). Reviewer: Victor V. Pambuccian (Glendale) MSC: 51N20 51N15 PDFBibTeX XMLCite \textit{Suren} et al., J. Geom. Graph. 24, No. 2, 217--232 (2020; Zbl 1469.51023) Full Text: Link
Notowidigdo, Gennady Arshad A rational trigonometric relationship between the dihedral angles of a tetrahedron and its circumradius. (English) Zbl 1469.51010 J. Geom. Graph. 24, No. 2, 207-216 (2020). MSC: 51M04 51N10 15A63 11E04 PDFBibTeX XMLCite \textit{G. A. Notowidigdo}, J. Geom. Graph. 24, No. 2, 207--216 (2020; Zbl 1469.51010) Full Text: arXiv Link
Dergiades, Nikos; Hung, Tran Quang On some extensions of Morley’s trisector theorem. (English) Zbl 1469.51008 J. Geom. Graph. 24, No. 2, 197-205 (2020). Reviewer: Victor V. Pambuccian (Glendale) MSC: 51M04 PDFBibTeX XMLCite \textit{N. Dergiades} and \textit{T. Q. Hung}, J. Geom. Graph. 24, No. 2, 197--205 (2020; Zbl 1469.51008) Full Text: arXiv Link
Bailey, Alana; Katsuura, Hidefumu Geometric inequalities on parallelepipeds and tetrahedra. (English) Zbl 1469.51018 J. Geom. Graph. 24, No. 2, 193-196 (2020). MSC: 51M16 51M25 PDFBibTeX XMLCite \textit{A. Bailey} and \textit{H. Katsuura}, J. Geom. Graph. 24, No. 2, 193--196 (2020; Zbl 1469.51018) Full Text: Link
Le, Nguyen; Wildberger, Norman J. The pentagrammum mysticum, twelve special conics and the twisted icosahedron. (English) Zbl 1475.51002 J. Geom. Graph. 24, No. 2, 175-191 (2020). Reviewer: Georgi Hristov Georgiev (Shumen) MSC: 51A20 05E45 51A10 14N25 05C12 PDFBibTeX XMLCite \textit{N. Le} and \textit{N. J. Wildberger}, J. Geom. Graph. 24, No. 2, 175--191 (2020; Zbl 1475.51002) Full Text: Link
Ternullo, Maurizio The ellipse, Monge’s circle and other circles. (English) Zbl 1469.51013 J. Geom. Graph. 24, No. 2, 159-173 (2020). MSC: 51M04 PDFBibTeX XMLCite \textit{M. Ternullo}, J. Geom. Graph. 24, No. 2, 159--173 (2020; Zbl 1469.51013) Full Text: Link
Stachel, Hellmuth Recalling thread constructions of quadrics. (English) Zbl 1469.51012 J. Geom. Graph. 24, No. 2, 143-157 (2020). MSC: 51M04 53A05 53A17 PDFBibTeX XMLCite \textit{H. Stachel}, J. Geom. Graph. 24, No. 2, 143--157 (2020; Zbl 1469.51012) Full Text: Link
Máthé, Katalin; Szirmai, Jenö Optimal cells in crystallography and arts. (English) Zbl 1440.00012 J. Geom. Graph. 24, No. 1, 103-124 (2020). MSC: 00A66 52C15 52C17 51M10 PDFBibTeX XMLCite \textit{K. Máthé} and \textit{J. Szirmai}, J. Geom. Graph. 24, No. 1, 103--124 (2020; Zbl 1440.00012) Full Text: Link
Reznik, Dan S.; Garcia, Ronaldo; Koiller, Jair The ballet of triangle centers on the elliptic billiard. (English) Zbl 1453.37024 J. Geom. Graph. 24, No. 1, 79-101 (2020). Reviewer: Thomas B. Ward (Leeds) MSC: 37C83 37J35 37D40 37C55 PDFBibTeX XMLCite \textit{D. S. Reznik} et al., J. Geom. Graph. 24, No. 1, 79--101 (2020; Zbl 1453.37024) Full Text: arXiv Link
Oxman, Victor; Sigler, Avi Relations between Ceva’s theorem and the concurrency of midlines of quadrilaterals in a triangle. (English) Zbl 1447.51019 J. Geom. Graph. 24, No. 1, 73-77 (2020). Reviewer: Antonio M. Oller Marcén (Zaragoza) MSC: 51M04 51N10 PDFBibTeX XMLCite \textit{V. Oxman} and \textit{A. Sigler}, J. Geom. Graph. 24, No. 1, 73--77 (2020; Zbl 1447.51019) Full Text: Link
Nguyen, Nicolas P. A generalization of Desargues’ involution theorem. (English) Zbl 1451.51009 J. Geom. Graph. 24, No. 1, 65-72 (2020). Reviewer: Hans-Peter Schröcker (Innsbruck) MSC: 51N15 15A63 51A05 PDFBibTeX XMLCite \textit{N. P. Nguyen}, J. Geom. Graph. 24, No. 1, 65--72 (2020; Zbl 1451.51009) Full Text: arXiv Link
Myrianthis, Konstantinos Entangled: from triangles to polygons. (English) Zbl 1447.51018 J. Geom. Graph. 24, No. 1, 49-64 (2020). Reviewer: Antonio M. Oller Marcén (Zaragoza) MSC: 51M04 PDFBibTeX XMLCite \textit{K. Myrianthis}, J. Geom. Graph. 24, No. 1, 49--64 (2020; Zbl 1447.51018) Full Text: Link
Kimberling, Clark; Moses, Peter J. C. Mappings from the plane of a triangle to a circumconic. (English) Zbl 1451.51010 J. Geom. Graph. 24, No. 1, 35-47 (2020). Reviewer: Hans-Peter Schröcker (Innsbruck) MSC: 51N20 51N15 51M04 PDFBibTeX XMLCite \textit{C. Kimberling} and \textit{P. J. C. Moses}, J. Geom. Graph. 24, No. 1, 35--47 (2020; Zbl 1451.51010) Full Text: Link
Katsuura, Hidefumi Solid angle sum of a tetrahedron. (English) Zbl 1447.51020 J. Geom. Graph. 24, No. 1, 29-34 (2020). MSC: 51M16 51M04 PDFBibTeX XMLCite \textit{H. Katsuura}, J. Geom. Graph. 24, No. 1, 29--34 (2020; Zbl 1447.51020) Full Text: Link
Hu, Daniel Constructions in the locus of isogonal conjugates for a quadrilateral. (English) Zbl 1456.51019 J. Geom. Graph. 24, No. 1, 9-28 (2020). Reviewer: Georgi Hristov Georgiev (Shumen) MSC: 51N20 51N35 51N15 PDFBibTeX XMLCite \textit{D. Hu}, J. Geom. Graph. 24, No. 1, 9--28 (2020; Zbl 1456.51019) Full Text: arXiv Link
Anghel, Nicolae A generalization of Pascal’s hexagon theorem to real Hilbert spaces. (English) Zbl 1461.46018 J. Geom. Graph. 24, No. 1, 1-7 (2020). MSC: 46C05 51A20 PDFBibTeX XMLCite \textit{N. Anghel}, J. Geom. Graph. 24, No. 1, 1--7 (2020; Zbl 1461.46018) Full Text: Link
Wittenburg, Jens Foldable and self-intersecting polyhedral cylinders based on triangles. (English) Zbl 1439.52023 J. Geom. Graph. 23, No. 2, 245-258 (2019). MSC: 52C25 53A17 51M20 PDFBibTeX XMLCite \textit{J. Wittenburg}, J. Geom. Graph. 23, No. 2, 245--258 (2019; Zbl 1439.52023) Full Text: Link
Tsuji, Yusuke; Suzuki, Hirotaka Geometric feature of a structure composed of concave and convex parabolic mirrors. (English) Zbl 1447.51025 J. Geom. Graph. 23, No. 2, 235-244 (2019). Reviewer: Sándor Nagydobai Kiss (Satu Mare) MSC: 51N05 51N20 PDFBibTeX XMLCite \textit{Y. Tsuji} and \textit{H. Suzuki}, J. Geom. Graph. 23, No. 2, 235--244 (2019; Zbl 1447.51025) Full Text: Link
Leopold, Cornelie Geometric aspects of scalalogy. (English) Zbl 1439.00037 J. Geom. Graph. 23, No. 2, 221-233 (2019). MSC: 00A67 51N05 97M80 PDFBibTeX XMLCite \textit{C. Leopold}, J. Geom. Graph. 23, No. 2, 221--233 (2019; Zbl 1439.00037) Full Text: Link
Botvinovska, Switlana; Nikolaenko, Tetiana; Zolotova, Alla Geometrization of design flat images or geometric approximation of art drawing. (English) Zbl 1439.00034 J. Geom. Graph. 23, No. 2, 211-220 (2019). MSC: 00A66 00A67 97M80 PDFBibTeX XMLCite \textit{S. Botvinovska} et al., J. Geom. Graph. 23, No. 2, 211--220 (2019; Zbl 1439.00034) Full Text: Link
Weiss, Gunter The cube: its billiards, geodesics, and quasi-geodesics. (English) Zbl 1439.51024 J. Geom. Graph. 23, No. 2, 201-210 (2019). MSC: 51M20 52B10 51N05 PDFBibTeX XMLCite \textit{G. Weiss}, J. Geom. Graph. 23, No. 2, 201--210 (2019; Zbl 1439.51024) Full Text: Link
Pech, Pavel; Weiss, Gunter Jakob Steiner’s construction of conics revisited. (English) Zbl 1439.51022 J. Geom. Graph. 23, No. 2, 189-199 (2019). MSC: 51M15 51N15 PDFBibTeX XMLCite \textit{P. Pech} and \textit{G. Weiss}, J. Geom. Graph. 23, No. 2, 189--199 (2019; Zbl 1439.51022) Full Text: Link
Oxman, Victor On the existence of triangles with given lengths of two angle bisectors and of the cevian from the third angle vertex. (English) Zbl 1439.51021 J. Geom. Graph. 23, No. 2, 183-187 (2019). MSC: 51M05 51M16 68U05 PDFBibTeX XMLCite \textit{V. Oxman}, J. Geom. Graph. 23, No. 2, 183--187 (2019; Zbl 1439.51021) Full Text: Link
Katsuura, Hidefumi Three-dimensional Viviani theorem on a tetrahedron. (English) Zbl 1439.51027 J. Geom. Graph. 23, No. 2, 179-182 (2019). MSC: 51N20 52B10 PDFBibTeX XMLCite \textit{H. Katsuura}, J. Geom. Graph. 23, No. 2, 179--182 (2019; Zbl 1439.51027) Full Text: Link
Horváth, Akos G. The theorem of Gallucci revisited. (English) Zbl 1447.51002 J. Geom. Graph. 23, No. 2, 167-178 (2019). Reviewer: Vito Napolitano (Caserta) MSC: 51A05 51A20 51A30 PDFBibTeX XMLCite \textit{A. G. Horváth}, J. Geom. Graph. 23, No. 2, 167--178 (2019; Zbl 1447.51002) Full Text: Link
Honvault, Pascal Euclidean realizations of triangulated polyhedra. (English) Zbl 1480.52008 J. Geom. Graph. 23, No. 2, 157-165 (2019). Reviewer: Matthias Schymura (Cottbus) MSC: 52B05 51N20 52-04 51M20 PDFBibTeX XMLCite \textit{P. Honvault}, J. Geom. Graph. 23, No. 2, 157--165 (2019; Zbl 1480.52008) Full Text: Link
Glaeser, Georg; Odehnal, Boris; Stachel, Hellmuth A spatial version of the theorem of the angle of circumference. (English) Zbl 1442.51006 J. Geom. Graph. 23, No. 2, 147-156 (2019). Reviewer: Hans-Peter Schröcker (Innsbruck) MSC: 51N20 51N35 51M30 14J26 PDFBibTeX XMLCite \textit{G. Glaeser} et al., J. Geom. Graph. 23, No. 2, 147--156 (2019; Zbl 1442.51006) Full Text: Link
Hemmerling, Marco Shell structures vs. tessellation patterns, a didactic experiment between architecture and mathematics. (English) Zbl 1423.00006 J. Geom. Graph. 23, No. 1, 127-137 (2019). MSC: 00A67 97M80 68U07 PDFBibTeX XMLCite \textit{M. Hemmerling}, J. Geom. Graph. 23, No. 1, 127--137 (2019; Zbl 1423.00006) Full Text: Link
Mileikovskyi, Viktor A task about spheres and cones, applicable in jet theory. (English) Zbl 1427.51003 J. Geom. Graph. 23, No. 1, 99-114 (2019). MSC: 51M04 52C17 76F40 PDFBibTeX XMLCite \textit{V. Mileikovskyi}, J. Geom. Graph. 23, No. 1, 99--114 (2019; Zbl 1427.51003) Full Text: Link
Crannell, Annalisa; Frantz, Marc; Futamura, Fumiko An (isometric) perspective on homographies. (English) Zbl 1429.51009 J. Geom. Graph. 23, No. 1, 65-83 (2019). Reviewer: Hans-Peter Schröcker (Innsbruck) MSC: 51N05 51A05 00A66 51M05 PDFBibTeX XMLCite \textit{A. Crannell} et al., J. Geom. Graph. 23, No. 1, 65--83 (2019; Zbl 1429.51009) Full Text: Link
Ternullo, Maurizio Common tangents to ellipse and circles, the 13-point circle and other theorems. (English) Zbl 1433.51011 J. Geom. Graph. 23, No. 1, 45-63 (2019). Reviewer: Hiroshi Okumura (Maebashi) MSC: 51M04 51N20 PDFBibTeX XMLCite \textit{M. Ternullo}, J. Geom. Graph. 23, No. 1, 45--63 (2019; Zbl 1433.51011) Full Text: Link
Manfrin, Renato Addendum to Pohlke’s theorem, a proof of Pohlke-Schwarz’s theorem. (English) Zbl 1427.51006 J. Geom. Graph. 23, No. 1, 41-44 (2019). MSC: 51N10 51N05 PDFBibTeX XMLCite \textit{R. Manfrin}, J. Geom. Graph. 23, No. 1, 41--44 (2019; Zbl 1427.51006) Full Text: Link
Katsuura, Hidefumi Characterization of an isosceles tetrahedron. (English) Zbl 1427.52009 J. Geom. Graph. 23, No. 1, 37-40 (2019). MSC: 52B10 51M04 51N20 PDFBibTeX XMLCite \textit{H. Katsuura}, J. Geom. Graph. 23, No. 1, 37--40 (2019; Zbl 1427.52009) Full Text: Link
Hoffmann, Balazs Rupert properties of polyhedra and the generalised Nieuwland constant. (English) Zbl 1427.51004 J. Geom. Graph. 23, No. 1, 29-35 (2019). MSC: 51M20 52B10 PDFBibTeX XMLCite \textit{B. Hoffmann}, J. Geom. Graph. 23, No. 1, 29--35 (2019; Zbl 1427.51004) Full Text: Link
Fraivert, David A set of rectangles inscribed in an orthodiagonal quadrilateral and defined by Pascal-points circles. (English) Zbl 1427.51002 J. Geom. Graph. 23, No. 1, 5-27 (2019). MSC: 51M04 51N20 PDFBibTeX XMLCite \textit{D. Fraivert}, J. Geom. Graph. 23, No. 1, 5--27 (2019; Zbl 1427.51002) Full Text: Link