English Wikipedia @ Freddythechick:Reference desk/Archives/Mathematics/October 2020

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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.

October 2

Wikipedia:Reference_desk/Archives/Mathematics/2020 October 2

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

October 5

Wikipedia:Reference_desk/Archives/Mathematics/2020 October 5

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

October 8

Wikipedia:Reference_desk/Archives/Mathematics/2020 October 8

1. Which formula is correct??

October 10

Wikipedia:Reference_desk/Archives/Mathematics/2020 October 10

1. Logarithm
2. Diagonal depth of sofa

October 12

Wikipedia:Reference_desk/Archives/Mathematics/2020 October 12

1. Logarithm 2

October 13

Wikipedia:Reference_desk/Archives/Mathematics/2020 October 13

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

October 14

Wikipedia:Reference_desk/Archives/Mathematics/2020 October 14

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

October 19

Wikipedia:Reference_desk/Archives/Mathematics/2020 October 19

1. Linear estimation of a local minimum from discrete data

October 21

Wikipedia: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

Wikipedia:Reference_desk/Archives/Mathematics/2020 October 27

1. Team lottery probabilities

October 30

Wikipedia:Reference_desk/Archives/Mathematics/2020 October 30

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