Wikipedia:Reference desk/Archives/Mathematics/May 2023

= May 5 = Reference_desk/Archives/Mathematics/2023 May 5


 * 1) How to prove this?

= May 7 = Reference_desk/Archives/Mathematics/2023 May 7


 * 1) Interpretation of p-values from the Kruskal-Wallis test with Dunn's multiple comparisons test applied post-hoc

= May 9 = Reference_desk/Archives/Mathematics/2023 May 9


 * 1) Can all integers >1 coprime to 6 be written as sum of a 3-smooth number and a prime?

= May 12 = Reference_desk/Archives/Mathematics/2023 May 12


 * 1) Number sets and pros and cons
 * 2) Sum of the reciprocals of numbers in a set

= May 14 = Reference_desk/Archives/Mathematics/2023 May 14


 * 1) Maximum packing density of *edge connected* Regular Pentagons

= May 15 = Reference_desk/Archives/Mathematics/2023 May 15


 * 1) Can 2*12^n+1 be square for n>2?
 * 2) A problem of the Aliquot sum

= May 16 = Reference_desk/Archives/Mathematics/2023 May 16


 * 1) Adding matrices with different dimensions

= May 17 = Reference_desk/Archives/Mathematics/2023 May 17


 * 1) How do we know 1 + 1 = 2?

= May 20 = Reference_desk/Archives/Mathematics/2023 May 20


 * 1) For which natural numbers n, this sequence contains infinitely many primes?
 * 2) Can numbers of this form be squares?

= May 24 = Reference_desk/Archives/Mathematics/2023 May 24


 * 1) About the prime values of the sigma function and Ramanujan tau function
 * 2) Areas in projection of regular icosahedron

= May 25 = Reference_desk/Archives/Mathematics/2023 May 25


 * 1) What's the difference between a mathematical formula and a mathematical equation?

= May 27 = Reference_desk/Archives/Mathematics/2023 May 27


 * 1) How many unit hyperballs can touch a unit hypersphere simultaneously without overlap(s)?

= May 29 = Reference_desk/Archives/Mathematics/2023 May 29


 * 1) Prove or disprove
 * 2) The theory behind AI

= May 30 = Reference_desk/Archives/Mathematics/2023 May 30


 * 1) Deriving the square root of seven from a unit polycube

= May 31 = Reference_desk/Archives/Mathematics/2023 May 31


 * 1) Are data min and max quartiles?  How?
 * 2) Finding the CDF of the sum of n discrete uniform random variables