Part I
Triangles
Regular Polygons
Isometry in the Euclidean Plane
Two-Dimensional Crystallography
Similarity in the Euclidean Plane
Circles and Spheres
Isometry and Similarity in Euclidean Space
Part II
Coordinates
Complex Numbers
The Five Platonic Solids
The Golden Section and Phyllotaxis
Part III
Ordered Geometry
Affine Geometry
Projective Geometry
Absolute Geometry
Hyperbolic Geometry
Part IV
Differential Geometry of Curves
The Tensor Notation
Differential Geometry of Surfaces
Geodesics
Topology of Surfaces
Four-Dimensional Geometry
^ 收 起