User Portlet
Featured Contributor
Sandor Kabai
ELTE Mathematical Museum
LOCATION: Budapest, Hungary
WEBSITE: http://www.kabai.hu
INTERESTS IN JOBS & NETWORKING: Not indicated
ABOUT ME:
- Contributor to Wolfram Demonstration Project: https://wolfr.am/KabaiDEMOs
- Creator of a (Kabai) Geometrical Modeling System
- ELTE Mathematical Museum: http://www.kabai.hu/elte-mathematical-museum
STAFF PICKS:
- Fractal tetrahedra (Mitsubishi logo in 3D)
- Wallace-Bolyai-Gerwien theorem for triangles and rectangles
- Volume relation between regular octahedron & tetrahedron: visual proof
- Growing rhombic hexecontahedron from rhombic triacontahedron
- Snub dodecahedron connected to icosahedron
- The center of a golden rectangle
- Two kinds of truncated icosahedra
- Tetrahedrion ring sculpture
- Icosahedron fractal and golden truncated icosahedron
- 60 cubes w/ rhombic hexecontahedron, median rhombic triacontahedron
- 60 cubes related to rhombic enneacontahedron and polar zonohedra
- An approach to construct and explain Hoberman linkage
- Three different clusters of 60 rhombic triacontahedra
- Cluster of 60 cubes related to great rhombicosidodecahedron
- A universal great rhombicosidodecahedron by truncated icosidodecahedron
- Cluster of 92 dodecahedra on a rhombic triacontahedron
- Faced space filling polyhedra with 54 faces
- 60 tetrahedra in 60 tetrahedra
- Plotting of circle involute
- Honeycomb geometry: hexagonal prism capped with three rhombi
- [GiF] What is below 30 cubes
- [GiF] Fibonacci points on spirals
- Two cubes related to rhombic enneacontahedron
- [GiF] Filling a tetrahedron with infinitely many octahedra
- Rings of cubes around small rhombicosidodecahedron
- Hexagonal tubes on both sides of a honeycomb sheet
- Frames of polygons and polyhedra
- Building on small rhombicosidodecahedron
- Golden great rhombicosidodecahedra
- Building on helix of rhombohedra
- Ring of ten rhombic hexecontahedra
- Building on small rhombicuboctahedron
- Rhombic triacntahedra on surface of icosahedra
- Edge truncation of polyheron
- 30 cubes placed on great rhombicosidodecahedron
- 30 rhomvic dodecahedron around 12 polar zonohedra
- Rings of 20 ioosahedra
- Ring of 20 spheres and various polyhedra
- Medial rhombic triacontahedron (MRT) explained
- Joining two rhombic hexecontahedra (RH), and Ring of 10 RHs
- An assembly of 12 polar zonohedra
- Decorated icosahedron faces
- Cluster of 195 dodecahedra
- Horn-shaped spiral tilling
- Sprocket wheel: cylindrical grooves on a disk
- Cluster of 12 rhombic triacotahedra
- Patterns made with dragon curve
- 32 rhombic hexecontahedra (RH) at vertices of rhombic triacontahedra
- Golden polyhedra: five basic rhombic polyhedra
- Rhombic enneacontahedron explained
- Penrose pattern and rhombic enneacontahedron
- Pentagon spirals with golden ratio
- Space filling based on golden pair of cubes
- Fifteen great circles circumscribing an icosahedron
- Decorating a sphere with Mitsubishi logo
- Pentagonal art template and cluster of 12 rhombic triacontahedra
- Interwoven torus loops over polyhedra
- Great rhombicosidodecahedron demos
- Geneva Drive (Maltese Cross)
- Lemniscate plotting device
- Pentagonal art template related to rhombic hexecontahedron
- Big Ben clock face pattern
- Shaping of Lissajous curve
- Fibonacci spirals along Fibonacci points
- Shape of a lamp in Rumbach synagogue in Budapest
- Seven-fold rhombus tiling using three rhombuses and a heptagon
- Spirals of sunflower seeds
- Showing all polyhedra in various ways