Wikipedia:Reference desk/Archives/Mathematics/January 2016

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January 1

Wikipedia:Reference_desk/Archives/Mathematics/2016 January 1

1. What is the difference between Mathematics Q&A on Stack Exchange and Wikipedia Reference Desk
2. Interpolating sine

January 2

Wikipedia:Reference_desk/Archives/Mathematics/2016 January 2

1. What is the probability of two photographs appearing simultaneously from a set of thirteen photos?

January 4

Wikipedia:Reference_desk/Archives/Mathematics/2016 January 4

1. equation for any Point Inside a Triangle
2. Newton's Method
3. An elementary question about bookies
4. Hacettepe Journal of Mathematics and Statistics - notability

January 5

Wikipedia:Reference_desk/Archives/Mathematics/2016 January 5

1. Hex grid map

January 7

Wikipedia:Reference_desk/Archives/Mathematics/2016 January 7

1. Coupon collector problem with drawing the coupons in batches of k coupons (with possible repetition in the batch)
2. Identifying important relationships with too many variables and not enough data

January 9

Wikipedia:Reference_desk/Archives/Mathematics/2016 January 9

1. Lotto odds
2. Characteristics of the Toroidal Cross-sections.

January 10

Wikipedia:Reference_desk/Archives/Mathematics/2016 January 10

1. What are the odds of winning the $1 billion Powerball lottery?
2. Dot product

January 11

Wikipedia:Reference_desk/Archives/Mathematics/2016 January 11

1. Dobble maths

January 12

Wikipedia:Reference_desk/Archives/Mathematics/2016 January 12

1. Computing whether a number N is a palindrome in any bases < N-1.
2. Why do transcription errors yield a difference of a multiple of nine?

January 13

Wikipedia:Reference_desk/Archives/Mathematics/2016 January 13

1. Trigonometry identities
2. Relative quantity

January 14

Wikipedia:Reference_desk/Archives/Mathematics/2016 January 14

1. Topology terminology
2. Pairwise combinations from binary strings

January 15

Wikipedia:Reference_desk/Archives/Mathematics/2016 January 15

1. Alzebra
2. Multivariate Limit

January 16

Wikipedia:Reference_desk/Archives/Mathematics/2016 January 16

1. Time and Work question anomaly

January 17

Wikipedia:Reference_desk/Archives/Mathematics/2016 January 17

1. Wolfram Alpha- sum bug?
2. A math professor's statement

January 18

Wikipedia:Reference_desk/Archives/Mathematics/2016 January 18

1. Increase and decrease

January 19

Wikipedia:Reference_desk/Archives/Mathematics/2016 January 19

1. 49th perfect number

January 20

Wikipedia:Reference_desk/Archives/Mathematics/2016 January 20

1. Convexity
2. Matrix Determinant
3. Accurate date sought

January 21

Wikipedia:Reference_desk/Archives/Mathematics/2016 January 21

1. General question on complex solutions to polynomial equations.
2. Deciding whether some dice are fair or not
3. Applying the extended Euclidean algorithm to finite fields

January 22

Wikipedia:Reference_desk/Archives/Mathematics/2016 January 22

1. give me detail about Digital watermarking new research topic .

January 23

Wikipedia:Reference_desk/Archives/Mathematics/2016 January 23

1. Trigonometry problem
2. Turtle racing

January 24

Wikipedia:Reference_desk/Archives/Mathematics/2016 January 24

1. Connecting line between hex centers on hex grid that intersects exactly one vertex

January 25

Wikipedia:Reference_desk/Archives/Mathematics/2016 January 25

1. Extending the Steinmetz Solids to n dimensions...
2. Want name of book

January 28

Wikipedia:Reference_desk/Archives/Mathematics/2016 January 28

1. What did people use before slide rule and calculators and computers were invented?