MyWiki:Reference desk/Archives/Mathematics/December 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.

December 3

Wikipedia:Reference_desk/Archives/Mathematics/2020 December 3

1. A contradiction from assuming R is not countable.

December 5

Wikipedia:Reference_desk/Archives/Mathematics/2020 December 5

1. Non-calculic functions

December 6

Wikipedia:Reference_desk/Archives/Mathematics/2020 December 6

1. Breaking down a gyroid into layers

December 7

Wikipedia:Reference_desk/Archives/Mathematics/2020 December 7

1. $in{t}_{I}exp(-f(x))dxgeqin{t}_{I}exp(-g(x))dx$ if $in{t}_I(f(x)-g(x))exp(-g(x))dx=0$

December 8

Wikipedia:Reference_desk/Archives/Mathematics/2020 December 8

1. Could the Catalan Solids be used to create a fair die?

December 12

Wikipedia:Reference_desk/Archives/Mathematics/2020 December 12

1. Difference between a sphere and a cube

December 15

Wikipedia:Reference_desk/Archives/Mathematics/2020 December 15

1. Stuck with compound interest problem.

December 20

Wikipedia:Reference_desk/Archives/Mathematics/2020 December 20

1. A subgroup of the Baer-Specker group

December 22

Wikipedia:Reference_desk/Archives/Mathematics/2020 December 22

1. Random pi convergence
2. Request for someone to make an svg
3. procedure using rationals are dense

December 26

Wikipedia:Reference_desk/Archives/Mathematics/2020 December 26

1. Can proof by contradiction ever be wrong?

December 29

Wikipedia:Reference_desk/Archives/Mathematics/2020 December 29

1. Volume of paraboloid by Cavalieri's principle

December 30

Wikipedia:Reference_desk/Archives/Mathematics/2020 December 30

1. Finding Ratios when fraction are given.
2. Which mathematician contributed more to Maths?
3. sideways root?

December 31

Wikipedia:Reference_desk/Archives/Mathematics/2020 December 31

1. Close powers of odd numbers.
2. Work and Wages
3. How can I know "m" in final step refer to 600$?