Wikipedia:Reference desk/Archives/Mathematics/April 2013

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April 1

Wikipedia:Reference_desk/Archives/Mathematics/2013 April 1

1. Skinning a cat
2. Functions Lacking a Closed Form

April 2

Wikipedia:Reference_desk/Archives/Mathematics/2013 April 2

1. For each every any all
2. "Time packing" Algorithm
3. Sigma Additivity Definition Confusion

April 4

Wikipedia:Reference_desk/Archives/Mathematics/2013 April 4

1. Curious geometry problem

April 5

Wikipedia:Reference_desk/Archives/Mathematics/2013 April 5

1. Cubic capacity conversion

April 7

Wikipedia:Reference_desk/Archives/Mathematics/2013 April 7

1. Confidence interval

April 8

Wikipedia:Reference_desk/Archives/Mathematics/2013 April 8

1. MS Windows calculator: Tanh?

April 10

Wikipedia:Reference_desk/Archives/Mathematics/2013 April 10

1. Largest regular hexagon inscribed in a square
2. Convergent or Divergent ?
3. EXPONENTS AND NEGATIVE NUMBERS, Why is (-6)^2=36 but -6^2=-36 ??

April 11

Wikipedia:Reference_desk/Archives/Mathematics/2013 April 11

1. Probability
2. Ranking that best satisfies set of orderings

April 12

Wikipedia:Reference_desk/Archives/Mathematics/2013 April 12

1. Kendall's tau and confidence intervals
2. True Manhattan distance ?

April 13

Wikipedia:Reference_desk/Archives/Mathematics/2013 April 13

1. A problem on Computational Geometry

April 14

Wikipedia:Reference_desk/Archives/Mathematics/2013 April 14

1. Calculating Stock Dividends
2. Mann Whitney U function

April 15

Wikipedia:Reference_desk/Archives/Mathematics/2013 April 15

1. Determining effective interest rate?

April 16

Wikipedia:Reference_desk/Archives/Mathematics/2013 April 16

1. Curve with even distances
2. Identitites Containing both Pi and e
3. Surface perimeter of a sphere

April 17

Wikipedia:Reference_desk/Archives/Mathematics/2013 April 17

1. Quadratic Frobenius test
2. Infinitesimal

April 18

Wikipedia:Reference_desk/Archives/Mathematics/2013 April 18

1. Hyperbola
2. Expected value problem

April 19

Wikipedia:Reference_desk/Archives/Mathematics/2013 April 19

1. Factorial and self-power
2. Minimising

April 20

Wikipedia:Reference_desk/Archives/Mathematics/2013 April 20

1. complex number differentaition

April 21

Wikipedia:Reference_desk/Archives/Mathematics/2013 April 21

1. Matrix estimation

April 23

Wikipedia:Reference_desk/Archives/Mathematics/2013 April 23

1. Pi and Even Zeta Constants
2. Haar wavelet

April 24

Wikipedia:Reference_desk/Archives/Mathematics/2013 April 24

1. website that deals questions similar to french program
2. Prime factors of (G-1)/2

April 25

Wikipedia:Reference_desk/Archives/Mathematics/2013 April 25

1. Generalization of l'Hôpital's rule to functions of more than one variable
2. What did Hilbert have to do with the Hilbert–Pólya conjecture?

April 26

Wikipedia:Reference_desk/Archives/Mathematics/2013 April 26

1. i don't understand this (derivative)
2. A Function and a Constant Related to e

April 28

Wikipedia:Reference_desk/Archives/Mathematics/2013 April 28

1. "The probability that a certain coin is fair given a certain outcome" (based on Meredith Kercher-BBC-article)

April 29

Wikipedia:Reference_desk/Archives/Mathematics/2013 April 29

1. Calculating logs
2. "Yes, it continues to run forever, I'm 67% certain"

April 30

Wikipedia:Reference_desk/Archives/Mathematics/2013 April 30

1. Bivariate Gaussian