Spiral
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In mathematics, a spiral is a curve which emanates from a point, moving further away as it revolves around the point. It is a subtype of whorled patterns, a broad group that also includes concentric o
Cutaway of a nautilus shell showing the chambers arranged in an approximately logarithmic spiral
An artist's rendering of a spiral galaxy
Sunflower head displaying florets in spirals of 34 and 55 around the outside
Cucuteni culture spirals on a bowl on stand, a vessel on stand, and an amphora, 4300-4000 BCE, ceramic, Palace of Culture, Iași, Romania
Archimedean spiral
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The Archimedean spiral is a spiral named after the 3rd-century BC Greek mathematician Archimedes. The term Archimedean spiral is sometimes used to refer to the more general class of spirals of this ty
Spiral
…Some of the most important sorts of two-dimensional spirals include: The Archimedean spiral: r = a φ The hyperbolic spiral: r = a / φ…
Atacama Large Millimeter Array image of LL Pegasi