Wikipedia:Reference desk/Archives/Mathematics/January 2023

Welcome to the Wikipedia Mathematics Reference Desk Archives
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January 1

Wikipedia:Reference_desk/Archives/Mathematics/2023 January 1

1. What is the name of average type that works with powers of 2?

January 3

Wikipedia:Reference_desk/Archives/Mathematics/2023 January 3

1. Why halting problem is unsolvable? We can write a program to avoid self-reference like Microsoft Excel

January 5

Wikipedia:Reference_desk/Archives/Mathematics/2023 January 5

1. Random numbers

January 6

Wikipedia:Reference_desk/Archives/Mathematics/2023 January 6

1. Calculating the inverse of a function
2. Sides of a hexagonal triangle

January 11

Wikipedia:Reference_desk/Archives/Mathematics/2023 January 11

1. Generating random numbers with prime numbers

January 12

Wikipedia:Reference_desk/Archives/Mathematics/2023 January 12

1. Twice more
2. Fastest-increasing possible function using imaginary numbers

January 15

Wikipedia:Reference_desk/Archives/Mathematics/2023 January 15

1. "power of a line" (not a standard name), dual to power of a point

January 20

Wikipedia:Reference_desk/Archives/Mathematics/2023 January 20

1. Rotating a point by a distance

January 21

Wikipedia:Reference_desk/Archives/Mathematics/2023 January 21

1. Relevance of colours in magic T-hexagon diagram

January 23

Wikipedia:Reference_desk/Archives/Mathematics/2023 January 23

1. Unlucky sum of three primes
2. Rule of inference vs. logical consequence

January 24

Wikipedia:Reference_desk/Archives/Mathematics/2023 January 24

1. Proving the limit of xⁿ by definition‏‏

January 27

Wikipedia:Reference_desk/Archives/Mathematics/2023 January 27

1. Diameter of the circumscribed circle of a 11-sided Reuleaux polygon
2. P-recursive equation definition

January 28

Wikipedia:Reference_desk/Archives/Mathematics/2023 January 28

1. Interesting trigonometric identities...but why???
2. inside-out stars

January 30

Wikipedia:Reference_desk/Archives/Mathematics/2023 January 30

1. Where is tau?!
2. Rhombicosidodecahedron expansion/contraction question.