Wikipedia:Reference desk/Archives/Mathematics/January 2017

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January 3

Wikipedia:Reference_desk/Archives/Mathematics/2017 January 3

1. Topological data analysis in Canada

January 4

Wikipedia:Reference_desk/Archives/Mathematics/2017 January 4

1. Area of a slice of a sphere

January 5

Wikipedia:Reference_desk/Archives/Mathematics/2017 January 5

1. Is there any reason behind this trigonometry mnemonic?

January 6

Wikipedia:Reference_desk/Archives/Mathematics/2017 January 6

1. Homomorphisms between finitely generated modules
2. Betting with the Martingale system, when events are not independent

January 7

Wikipedia:Reference_desk/Archives/Mathematics/2017 January 7

1. Nigeria guy find answer to very big maths problem

January 9

Wikipedia:Reference_desk/Archives/Mathematics/2017 January 9

1. Computing the minimal polynomial of an algebraic number
2. formations question(group theory)
3. Intermediate value theorem

January 10

Wikipedia:Reference_desk/Archives/Mathematics/2017 January 10

1. Mathematics

January 12

Wikipedia:Reference_desk/Archives/Mathematics/2017 January 12

1. Traditional Chinese mathematics?
2. ratio of reduction for inscribed duals of duals of regular polyhedra?

January 15

Wikipedia:Reference_desk/Archives/Mathematics/2017 January 15

1. Triangle inequality

January 16

Wikipedia:Reference_desk/Archives/Mathematics/2017 January 16

1. Maths in school, maths in the real world and maths do by mathematicans.

January 19

Wikipedia:Reference_desk/Archives/Mathematics/2017 January 19

1. Scalar triple product and the equation of a plane

January 20

Wikipedia:Reference_desk/Archives/Mathematics/2017 January 20

1. How much of math is used/useful?
2. The integral test for convergence has a condition that the function be continuous
3. Locus: Ellipse with Axes 1 and √3

January 21

Wikipedia:Reference_desk/Archives/Mathematics/2017 January 21

1. A exponential equation problem.
2. Partial derivatives chain rule

January 22

Wikipedia:Reference_desk/Archives/Mathematics/2017 January 22

1. Gödel's ontological proof

January 23

Wikipedia:Reference_desk/Archives/Mathematics/2017 January 23

1. Smallest Equilateral Triangle with points within 1/10 unit of grid points

January 24

Wikipedia:Reference_desk/Archives/Mathematics/2017 January 24

1. Napkin_ring_problem

January 25

Wikipedia:Reference_desk/Archives/Mathematics/2017 January 25

1. What is the highest number with all permutations of its digits being prime?
2. Rounding choice
3. Algorithm

January 26

Wikipedia:Reference_desk/Archives/Mathematics/2017 January 26

1. Best way to count with fingers ?
2. Resampling with autocorrelation

January 27

Wikipedia:Reference_desk/Archives/Mathematics/2017 January 27

1. Use Lagrange multipliers to solve the following
2. Way to track best of x without being able to write it down

January 28

Wikipedia:Reference_desk/Archives/Mathematics/2017 January 28

1. How to calculate answers like these?
2. This should be 13 at the end, not 14, right?

January 29

Wikipedia:Reference_desk/Archives/Mathematics/2017 January 29

1. Cartesian curve
2. name/formulas series

January 31

Wikipedia:Reference_desk/Archives/Mathematics/2017 January 31

1. Lagrangian problem redux