Spire Star with Rhombic Pyramids

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This Demonstration was inspired by a spire star composed of equal rhombic pyramids packed along horizontal small circles on a sphere at the top of the reformed church in Kálvin Square, Budapest, Hungary, designed by Vince Hild and József Hofrichter, built 1816-30. Its spire was completed in 1859.

Contributed by: Sándor Kabai and Tibor Tarnai (August 2007)
Open content licensed under CC BY-NC-SA




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