Wikipedia:Reference desk/Archives/Mathematics/April 2013

= April 1 = Reference_desk/Archives/Mathematics/2013 April 1


 * 1) Skinning a cat
 * 2) Functions Lacking a Closed Form

= April 2 = Reference_desk/Archives/Mathematics/2013 April 2


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

= April 4 = Reference_desk/Archives/Mathematics/2013 April 4


 * 1) Curious geometry problem

= April 5 = Reference_desk/Archives/Mathematics/2013 April 5


 * 1) Cubic capacity conversion

= April 7 = Reference_desk/Archives/Mathematics/2013 April 7


 * 1) Confidence interval

= April 8 = Reference_desk/Archives/Mathematics/2013 April 8


 * 1) MS Windows calculator: Tanh?

= April 10 = 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 = Reference_desk/Archives/Mathematics/2013 April 11


 * 1) Probability
 * 2) Ranking that best satisfies set of orderings

= April 12 = Reference_desk/Archives/Mathematics/2013 April 12


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

= April 13 = Reference_desk/Archives/Mathematics/2013 April 13


 * 1) A problem on Computational Geometry

= April 14 = Reference_desk/Archives/Mathematics/2013 April 14


 * 1) Calculating Stock Dividends
 * 2) Mann Whitney U function

= April 15 = Reference_desk/Archives/Mathematics/2013 April 15


 * 1) Determining effective interest rate?

= April 16 = 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 = Reference_desk/Archives/Mathematics/2013 April 17


 * 1) Quadratic Frobenius test
 * 2) Infinitesimal

= April 18 = Reference_desk/Archives/Mathematics/2013 April 18


 * 1) Hyperbola
 * 2) Expected value problem

= April 19 = Reference_desk/Archives/Mathematics/2013 April 19


 * 1) Factorial and self-power
 * 2) Minimising

= April 20 = Reference_desk/Archives/Mathematics/2013 April 20


 * 1) complex number differentaition

= April 21 = Reference_desk/Archives/Mathematics/2013 April 21


 * 1) Matrix estimation

= April 23 = Reference_desk/Archives/Mathematics/2013 April 23


 * 1) Pi and Even Zeta Constants
 * 2) Haar wavelet

= April 24 = 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 = 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 = 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 = 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 = Reference_desk/Archives/Mathematics/2013 April 29


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

= April 30 = Reference_desk/Archives/Mathematics/2013 April 30


 * 1) Bivariate Gaussian