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John D. Cook
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Solving H_n = 100
John D. Cook
43w
43 weeks ago
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Closest harmonic number to an integer
John D. Cook
43w
43 weeks ago
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Closest consecutive reciprocal sum to an integer
John D. Cook
43w
43 weeks ago
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Pythagorean triples
John D. Cook
43w
43 weeks ago
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RSA as a pairing
John D. Cook
43w
43 weeks ago
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Three-party Diffie-Hellman in one shot
John D. Cook
43w
43 weeks ago
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Elliptic curve pairings in cryptography
John D. Cook
43w
43 weeks ago
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Adding an imaginary unit to a finite field
John D. Cook
43w
43 weeks ago
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Four generalizations of the Pythagorean theorem
John D. Cook
44w
44 weeks ago
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The *m*th elementary symmetric polynomial of degree *n*
John D. Cook
44w
44 weeks ago
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Weighting an average to minimize variance
John D. Cook
44w
44 weeks ago
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Brownian motion and Riemann zeta
John D. Cook
44w
44 weeks ago
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Rolling correlation
John D. Cook
44w
44 weeks ago
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Analog of Heron’s formula on a sphere
John D. Cook
44w
44 weeks ago
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How much is a gigawatt?
John D. Cook
45w
45 weeks ago
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Japanese polygon theorem
John D. Cook
45w
45 weeks ago
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Tetrahedral analog of the Pythagorean theorem
John D. Cook
45w
45 weeks ago
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The anti-Smith chart
John D. Cook
45w
45 weeks ago
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Impedance and Trianglular Numbers
John D. Cook
45w
45 weeks ago
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Cross ratio
John D. Cook
46w
46 weeks ago
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