930240林桓駿

Steinmetz Solid

Villarceaux Circle

de Divina Proportione

Five Cubes in a Dodecahedron

Five Tetrahedra in a Dodecahedron

Dahedron plus Icosahedronodec

Rhombic Triacontahedron

Stella Octangula

Icosidodecahedron

Five Octahedra in Icosadodecahedron

Square Cupola

Cuboctahedron

正12面體切割

Pentagrammic Antiprism

Triangular Cupola

Triangular Cupola的展開

Any Two Circles on a Sphere are Perspective

Stereographic Projection of a Circle1

Stereographic Projection of a Circle2

Pentagonal Cupola

Smallest Cube Containing a Regular Tetrahedron

Construction of a Triangular Cupola starting with a triangle1

Construction of a Triangular Cupola starting with a triangle2

Triangular Gyrobicupola as Convex Hull of Tetrahedra

Truncated Octahedron from a Cube

Truncated Tetrahedron as Convex Hull

Construction of a Rhombic Triacontahedron from a Dodecahedron

Icosahedron Plus Dodecahedron

Construction of a Rhombic Icosahedron from a Dodecahedron

Villarceaux Circle

Hyperbolic Paraboloid

由正六邊形作成正六面體

由正六面體作成正十面體

正六面體裡最大的正八面體

Smallest Cube Containing a Regular Tetrahedron

Deltoidal Icositetrahedron

Common Cross Section of Dodecahedron and Its Dual

正十面體裡正十面體

正8面體作成正12面體

Cube 3-Compound

Small Rhombicosidodecahedron

Small Rhombicuboctahedron

Cube 6-Compound

由正方形作成正四面體

由正十邊形作成正十面體

Escribed Dodecahedron of a Cube

Deltoidal Icositetrahedron

Cube 3-Compound

由Pentagonal Cupola作成正十面體

Five Octahedra in an Icosidodecahedron

馬鞍

多面體1

多面體2

多面體3

多面體4

正十二邊形1

正十二邊形2

Circles Tangent to Two Given Circles on a Sphere

CAOXAL CIRCLES ON SPHERE