Journal for Geometry and Graphics
Volume 24 (2020)
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N. Anghel A Generalization of Pascal's Hexagon Theorem to Real Hilbert Spaces 1--7 [Abstract / Full Text] D. Hu Constructions in the Locus of Isogonal Conjugates for a Quadrilateral 9--28 [Abstract / Full Text] H. Katsuura Solid Angle Sum of a Tetrahedron 29--34 [Abstract / Full Text] C. Kimberling, P. J. C. Moses Mappings from the Plane of a Triangle to a Circumconic 35--47 [Abstract / Full Text] K. Myrianthis Entangled: From Triangles to Polygons 49--64 [Abstract / Full Text] N. P. Nguyen A Generalization of Desargues' Involution Theorem 65--72 [Abstract / Full Text] V. Oxman, A. Sigler Relations Between Ceva's Theorem and the Concurrency of Midlines of Quadrilaterals in a Triangle 73--77 [Abstract / Full Text] D. S. Reznik, R. Garcia, J. Koiller The Ballet of Triangle Centers on the Elliptic Billiard 79--101 [Abstract / Full Text] K. Máthé, J. Szirmai Optimal Cells in Crystallography and Arts 103--124 [Abstract / Full Text] D. P. Kelly Three-Dimensional Modeling Self-Efficacy: An Examination of Psychometric Properties of a Domain-Specific Instrument in Engineering Graphics Education 125--140 [Abstract / Full Text] |
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H. Stachel Recalling Thread Constructions of Quadrics 143--157 [Abstract / Full Text] M. Ternullo The Ellipse, Monge’s Circle and Other Circles 159--173 [Abstract / Full Text] N. Le, N. J. Wildberger The Pentagrammum Mysticum, Twelve Special Conics and the Twisted Icosahedron 175--191 [Abstract / Full Text] A. Bailey, H. Katsuura Geometric Inequalities on Parallelepipeds and Tetrahedra 193--196 [Abstract / Full Text] N. Dergiades, T. Q. Hung On some Extensions of Morley’s Trisector Theorem 197--205 [Abstract / Full Text] G. A. Notowidigdo A Rational Trigonometric Relationship Between the Dihedral Angles of a Tetrahedron and its Circumradius 207--216 [Abstract / Full Text] Suren, P. J. C. Moses, C. Kimberling The Circumcevian-Inversion Perspector of Two Triangles 217--232 [Abstract / Full Text] C. Kimberling, P. J. C. Moses Permutation Ellipses 233--247 [Abstract / Full Text] M. N. I. Khan, L. S. Das On CR-Structures and the General Quadratic Structure 249--255 [Abstract / Full Text] S. Ouarab, A. O. Chahdi, M. Izid Ruled Surface Generated by a Curve Lying on a Regular Surface and its Characterizations 257--267 [Abstract / Full Text] |