Amman tiling
is an aperiodic set of two tiles and a foursome of ‘golden rhombohedra’, which form aperiodic tilings in three dimensions. The best-known Ammann...

Archimedean spiral
The Archimedean spiral, or arithmetic spiral, is a spiral named after the 3rd century BC Greek mathematician Archimedes. It is the locus of...

hexadecagon
hexakaidecagon, or 16-gon is a sixteen-sided polygon. A regular hexadecagon is a hexadecagon in which all angles are equal and all sides are congruent...

plane
a flat or level surface that continues in all directions; a tectonic element characterized by having two similar dimensions proportionally larger than the third;...

superellipse
a closed curve resembling the ellipse, retaining the geometric features of semi-major axis and semi-minor axis, and symmetry about them, but a different overall...

tetrahedron
in geometry, a tetrahedron, also known as a triangular pyramid, is a polyhedron composed of four triangular faces, six straight edges, and four vertex...