Wikipedia:Reference desk/Archives/Mathematics/February 2014

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February 3

Wikipedia:Reference_desk/Archives/Mathematics/2014 February 3

1. Unnecessarily strong axiomatization of groups?

February 4

Wikipedia:Reference_desk/Archives/Mathematics/2014 February 4

1. Derivative question

February 5

Wikipedia:Reference_desk/Archives/Mathematics/2014 February 5

1. Infinite Tetration of a Real Number is an Imaginary Quantity
2. How to measure if a set of sequences converges
3. Accuracy of a straight edge and compass construction

February 6

Wikipedia:Reference_desk/Archives/Mathematics/2014 February 6

1. Did Euler compute zeta(-n)?

February 7

Wikipedia:Reference_desk/Archives/Mathematics/2014 February 7

1. Android "Places"/"Local" app: prevent automatic selection when nearby one of the search results?
2. Please, in plain English: the sum of integers to infinity equals -1/12

February 8

Wikipedia:Reference_desk/Archives/Mathematics/2014 February 8

1. Limit

February 10

Wikipedia:Reference_desk/Archives/Mathematics/2014 February 10

1. Please look at this "applied mathematics" problem on science desk

February 11

Wikipedia:Reference_desk/Archives/Mathematics/2014 February 11

1. Distance between points on Earth
2. A cryptic message
3. Displaying data spreads

February 15

Wikipedia:Reference_desk/Archives/Mathematics/2014 February 15

1. Area of a window with 2 curved sides of given radius and a horizontal base of given length
2. Probability question

February 18

Wikipedia:Reference_desk/Archives/Mathematics/2014 February 18

1. calculating entropy of full chess board position

February 20

Wikipedia:Reference_desk/Archives/Mathematics/2014 February 20

1. Is there a solution for 1×(1.5^a) = 1×(2^b) where A and B are positive integers?

February 21

Wikipedia:Reference_desk/Archives/Mathematics/2014 February 21

1. Tweet-length proof of Erdős discrepancy problem

February 23

Wikipedia:Reference_desk/Archives/Mathematics/2014 February 23

1. Linking Geometry to Combinatorics
2. Equations

February 24

Wikipedia:Reference_desk/Archives/Mathematics/2014 February 24

1. Question on what the name of a step is
2. Animated GIFs of complex 4D rotations?

February 25

Wikipedia:Reference_desk/Archives/Mathematics/2014 February 25

1. Pearson's chi square for null values in the "expected" range

February 26

Wikipedia:Reference_desk/Archives/Mathematics/2014 February 26

1. Fourier transform

February 28

Wikipedia:Reference_desk/Archives/Mathematics/2014 February 28

1. Conservative field in high dimension
2. Sum of Reciprocal (prime) powers.