Geodesic

Sommaire du Fascicule no. 1

Isoptic Ruled Surfaces of Developable Surfaces
p. 1-17
Space Kinematics and Projective Differential Geometry Over the Ring of Dual Numbers
p. 19-31
Similar Trapezoids on the Sides of a Triangle
p. 33-44
Tubular Surfaces of Finite Type Gauss Map
p. 45-52
Quadrigon Geometry: Circumscribed Squares and Van Aubel Points
p. 53-59
Generalizations of Fagnano's Problem
p. 61-69
On Pepe Trapezoids
p. 71-78
From M. C. Escher's Hexagonal Tiling to the Kiepert Hyperbola
p. 79-95
Isometric Billiards in Ellipses and Focal Billiards in Ellipsoids
p. 97-118
Some Properties of the García Reflection Triangles
p. 119-126
A Quadratic Mapping Related to Frégier's Theorem and Some Generalisations
p. 127-137
An Analysis of Vermeer's Perspective in Composition
p. 139-154

Sommaire du Fascicule no. 2

Parametric Equations of a Spatial Curve as a Function of Length of the Arc with Given Dependences of Curvature and Angle of Ascent
p. 163-17
Polyhedral Cylinders Formed by Kokotsakis Meshes
p. 171-186
Projective Line Revisited
p. 187-195
Dihedral Angles of 4-Ball Tetrahedra
p. 197-204
Poncelet Porisms in Hyperbolic Pencils of Circles
p. 205-225
A Note on Some Generalizations of Monge's Theorem
p. 227-23
On a Proof of the Thabit Ibn Qurra's Generalization of the Pythagorean Theorem
p. 231-241
Angles of Isosceles Tetrahedra
p. 243-251
Extending a Theorem of van Aubel to the Simplex
p. 253-263
A Curious Use of Extra Dimension in Classical Mechanics: Geometrization of Potential
p. 265-27
Perspectives on Spatial Thinking
p. 271-293
Pentagon from Side Using the Internal Golden Section
p. 295-3