6 relations: Bottrop, German Unity Day, Germany, Octahedron, Sierpinski triangle, Tetrahedron.
Bottrop
Bottrop is a city in west central Germany, on the Rhine-Herne Canal, in North Rhine-Westphalia.
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German Unity Day
The Day of German Unity (Tag der Deutschen Einheit) is the national day of Germany, celebrated on 3 October as a public holiday.
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Germany
Germany (Deutschland), officially the Federal Republic of Germany (Bundesrepublik Deutschland), is a sovereign state in central-western Europe.
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Octahedron
In geometry, an octahedron (plural: octahedra) is a polyhedron with eight faces, twelve edges, and six vertices.
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Sierpinski triangle
The Sierpinski triangle (also with the original orthography Sierpiński), also called the Sierpinski gasket or the Sierpinski Sieve, is a fractal and attractive fixed set with the overall shape of an equilateral triangle, subdivided recursively into smaller equilateral triangles.
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Tetrahedron
In geometry, a tetrahedron (plural: tetrahedra or tetrahedrons), also known as a triangular pyramid, is a polyhedron composed of four triangular faces, six straight edges, and four vertex corners.
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