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Wikipedia:Reference desk/Archives/Mathematics/April 2025

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Welcome to the Wikipedia Mathematics Reference Desk Archives
The page you are currently viewing is a monthly archive index. While you can leave answers for any questions shown below, please ask new questions on one of the current reference desk pages.


April 1

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Wikipedia:Reference_desk/Archives/Mathematics/2025 April 1

  1. Where: x indicates a variable, and x0 indicates some fixed point, is the expression (x-x0) common in contexts other than Calculus and Analytic geometry?
  2. Does the operation of shifting a given point to the origin, have an accepted name?

April 2

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Wikipedia:Reference_desk/Archives/Mathematics/2025 April 2

  1. Besides converting a Maclaurin series into a Taylor series, are there other mathematical topics involving a well known formula - turning into another well known formula - by converting [every appearance of] some variable x into (x-a)?

April 5

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Wikipedia:Reference_desk/Archives/Mathematics/2025 April 5

  1. Why was maths created?
  2. Does a binary operation, that becomes zero when its two operands are identical, have an accepted name?

April 8

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Wikipedia:Reference_desk/Archives/Mathematics/2025 April 8

  1. Lindemann–Weierstrass theorem (Baker's reformulation)
  2. Can these be true?

April 10

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Wikipedia:Reference_desk/Archives/Mathematics/2025 April 10

  1. Kakeya Set
  2. Reduced Dedekind psi function?

April 14

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Wikipedia:Reference_desk/Archives/Mathematics/2025 April 14

  1. Unit usage

April 16

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Wikipedia:Reference_desk/Archives/Mathematics/2025 April 16

  1. Bayes’ theorem with multiple evidences of different weights
  2. What’s the minimal size of a nonce leakage so that the private can be recovered from a single signature in practice ?

April 18

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Wikipedia:Reference_desk/Archives/Mathematics/2025 April 18

  1. Im stuck on this limit problem here

April 24

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Wikipedia:Reference_desk/Archives/Mathematics/2025 April 24

  1. Can a math PhD who never took a course in physics...
  2. How to recover nonces from ECDSA signatures given the private key ?