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Wikipedia:Reference desk/Archives/Mathematics/April 2013

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Welcome to the Wikipedia Mathematics Reference Desk Archives
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April 1

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Wikipedia:Reference_desk/Archives/Mathematics/2013 April 1

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

April 2

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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

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Wikipedia:Reference_desk/Archives/Mathematics/2013 April 4

  1. Curious geometry problem

April 5

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Wikipedia:Reference_desk/Archives/Mathematics/2013 April 5

  1. Cubic capacity conversion

April 7

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Wikipedia:Reference_desk/Archives/Mathematics/2013 April 7

  1. Confidence interval

April 8

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Wikipedia:Reference_desk/Archives/Mathematics/2013 April 8

  1. MS Windows calculator: Tanh?

April 10

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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

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Wikipedia:Reference_desk/Archives/Mathematics/2013 April 11

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

April 12

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Wikipedia:Reference_desk/Archives/Mathematics/2013 April 12

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

April 13

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Wikipedia:Reference_desk/Archives/Mathematics/2013 April 13

  1. A problem on Computational Geometry

April 14

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Wikipedia:Reference_desk/Archives/Mathematics/2013 April 14

  1. Calculating Stock Dividends
  2. Mann Whitney U function

April 15

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Wikipedia:Reference_desk/Archives/Mathematics/2013 April 15

  1. Determining effective interest rate?

April 16

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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

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Wikipedia:Reference_desk/Archives/Mathematics/2013 April 17

  1. Quadratic Frobenius test
  2. Infinitesimal

April 18

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Wikipedia:Reference_desk/Archives/Mathematics/2013 April 18

  1. Hyperbola
  2. Expected value problem

April 19

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Wikipedia:Reference_desk/Archives/Mathematics/2013 April 19

  1. Factorial and self-power
  2. Minimising

April 20

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Wikipedia:Reference_desk/Archives/Mathematics/2013 April 20

  1. complex number differentaition

April 21

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Wikipedia:Reference_desk/Archives/Mathematics/2013 April 21

  1. Matrix estimation

April 23

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Wikipedia:Reference_desk/Archives/Mathematics/2013 April 23

  1. Pi and Even Zeta Constants
  2. Haar wavelet

April 24

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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

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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

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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

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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

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Wikipedia:Reference_desk/Archives/Mathematics/2013 April 29

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

April 30

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Wikipedia:Reference_desk/Archives/Mathematics/2013 April 30

  1. Bivariate Gaussian