The Ulam spiral, or prime spiral (in other languages also called the Ulam cloth) is a simple method of graphing the prime numbers that reveals a pattern. It was discovered by the mathematician Stanisław Ulam in 1963, while doodling on scratch paper at a scientific meeting. Ulam, bored that day, wrote down a regular grid of numbers, starting with 1 at the center, and spiraling out:
2 comments:
Bizarre patterns. What does it mean? Math is scary :)
They (and I) don't know what it means. It's completely unexplained as far as I understand.
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