Wikipedia:Reference desk/Archives/Mathematics/October 2020

= October 2 = Reference_desk/Archives/Mathematics/2020 October 2


 * 1) how is the #5 and #6 formulae of Arithmetic progression been derived?

= October 5 = Reference_desk/Archives/Mathematics/2020 October 5


 * 1) Regarding Brocard's Problem
 * 2) Circumference of circles in elliptic and hyperbolic geometries

= October 8 = Reference_desk/Archives/Mathematics/2020 October 8


 * 1) Which formula is correct??

= October 10 = Reference_desk/Archives/Mathematics/2020 October 10


 * 1) Logarithm
 * 2) Diagonal depth of sofa

= October 12 = Reference_desk/Archives/Mathematics/2020 October 12


 * 1) Logarithm 2

= October 13 = Reference_desk/Archives/Mathematics/2020 October 13


 * 1) Quality of point distribution on a sphere
 * 2) Quadratic formula division

= October 14 = Reference_desk/Archives/Mathematics/2020 October 14


 * 1) Stumped on a simple thing
 * 2) Primes (base 10) questions

= October 19 = Reference_desk/Archives/Mathematics/2020 October 19


 * 1) Linear estimation of a local minimum from discrete data

= October 21 = Reference_desk/Archives/Mathematics/2020 October 21


 * 1) Primes of the form kn^2 - kn + 1
 * 2) Calculating the value of arctan2(x, y)

= October 27 = Reference_desk/Archives/Mathematics/2020 October 27


 * 1) Team lottery probabilities

= October 30 = Reference_desk/Archives/Mathematics/2020 October 30


 * 1) Roots of $X^{n{-}1}{+}1$ in $mathbb{Z}/n$