MyWiki:Reference desk/Archives/Mathematics/July 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.

July 1

Wikipedia:Reference_desk/Archives/Mathematics/2025 July 1

1. In SageMath, how to declare a specific point over a binary curve ?

July 2

Wikipedia:Reference_desk/Archives/Mathematics/2025 July 2

1. Square is to Rectangle as Cube is to ???

July 3

Wikipedia:Reference_desk/Archives/Mathematics/2025 July 3

1. Geometry / atmospherics query

July 4

Wikipedia:Reference_desk/Archives/Mathematics/2025 July 4

1. unsolvable equation
2. Condition for a matrix derivative to be exact

July 5

Wikipedia:Reference_desk/Archives/Mathematics/2025 July 5

1. What is currently the smallest number not appearing in any entry of any OEIS sequence?

July 7

Wikipedia:Reference_desk/Archives/Mathematics/2025 July 7

1. Can this algorithm about pairing inversion work in case of pairings that don’t use final exponentiation ?
2. How to build anomalous Weirestrass curves of specific prime power modulus ?

July 9

Wikipedia:Reference_desk/Archives/Mathematics/2025 July 9

1. Factorials as exponents

July 11

Wikipedia:Reference_desk/Archives/Mathematics/2025 July 11

1. Solstice sunrise solar azimuth angle
2. Is there any even positive integer whose all powers can be written as 3xy+-(x + y) with x > 0, y > 0?

July 12

Wikipedia:Reference_desk/Archives/Mathematics/2025 July 12

1. How to invert Weil pairing using Miller’s algorithm inversion or an other method in finite fields of large characteristics ?

July 15

Wikipedia:Reference_desk/Archives/Mathematics/2025 July 15

1. What’s the complexity of solving the ᴇᴄᴅʟᴘ using this minors based las vegas algorithm ?
2. Histograms
3. If a ≠ b, a^b and b^a are both algebraic numbers, must a and b be algebraic numbers?

July 17

Wikipedia:Reference_desk/Archives/Mathematics/2025 July 17

1. Fractions of metric units
2. Since [https://github.com/ethereum/EIPs/blob/master/EIPS/eip-197.md#definition-of-the-groups altbn254] is using an isomorphism, how to map points from $mathbb{F}_p^{12}$ back to $mathbb{F}_p^2$ using SageMath provided they have a suitable order ?

July 18

Wikipedia:Reference_desk/Archives/Mathematics/2025 July 18

1. Tetration

July 26

Wikipedia:Reference_desk/Archives/Mathematics/2025 July 26

1. Aurifeuillian factors
2. Divisibility of units

July 27

Wikipedia:Reference_desk/Archives/Mathematics/2025 July 27

1. What’s the difference between commutative local fields and number fields ?