Geometry: Pythagorean Spiral or Square Root Spiral or Theodorus Spiral
Golden spiral curves Pythagorean Spiral The Pythagorean spiral is a spiral composed of contiguous sequence of right triangles. Each triangle in the sequence has height 1 and a base constructed from the hypotenuse of the prior triangle. The sequence starts with the isosceles right triangle √1-1-√2, the hypotenuse of the second triangles is √3, and the hypotenuse of the 16th triangle is √17.
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