Wikipedia:Reference desk/Archives/Mathematics/October 2013

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October 1

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 1

  1. Calculus chain rule problem
  2. Modules isomorphism

October 2

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 2

  1. Is there any short-cut method for finding the derivative or integral of a function?

October 3

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 3

  1. PPM?
  2. Proof involving binomial

October 4

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 4

  1. Absolute value (algebra)
  2. Possible columns in an integral matrix

October 6

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 6

  1. I understand Complex Numbers
  2. Symbol in the center of a commutative diagram?
  3. Hopefully nothing went amiss on this wind energy assignment...
  4. Data distribution
  5. Diffusion Model

October 8

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 8

  1. Is there a set of functions that fulfil a certain condition

October 9

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 9

  1. US default on 17th Oct
  2. Common factors of a sum

October 11

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 11

  1. Does there exist a function that...?
  2. every base is base 10 -- isn't calling it that kind of dumb?

October 12

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 12

  1. Symmetrical Equation in Three Unknowns
  2. Arithmetic–geometric mean an integer?
  3. Adjusting the calendar.
  4. I understand that for a normal distribution about 95% of the observations fall within 2 standard deviations of the mean.

October 13

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 13

  1. Product of Sines
  2. Question about SAT scores
  3. Identifying a unitary

October 14

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 14

  1. Duplo Train track behavior.
  2. Laplace's Method for Integrals
  3. How to turn difficult probabilities into a simple sum a non-mathematician can use

October 15

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 15

  1. The encrypted German Tank Problem
  2. Bernoulli Numbers Help!

October 16

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 16

  1. Testing Poisson Model Assumptions on a Subset of Data

October 18

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 18

  1. Pronunciation of numbers in other bases

October 19

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 19

  1. 6-1*0+2/2=?
  2. Game theory and bike riding

October 20

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 20

  1. how to test the coefficient of an equation ( multiple regression analysis)
  2. Optimal allocation strategy
  3. I am trying to prove that: For any interval I, m*(I)=|I|.

October 21

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 21

  1. Intersecting spheres
  2. Hypercube coloring problem

October 22

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 22

  1. Why isn't one a prime number?

October 23

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 23

  1. Is there any trick to solve this problem?

October 24

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 24

  1. Location of Boards in moat crossing problem with # Boards > 2.
  2. ArXiv password demanded for submission to Journal of Combinatorics

October 25

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 25

  1. Inverse speed ramp of video

October 27

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 27

  1. Mathematics from a dream...

October 28

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 28

  1. Lottery tickets

October 29

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 29

  1. About the Word 'Rigorize'
  2. convergence order

October 30

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 30

  1. Logistic Map
  2. "solving" a circuit for voltages and currents

October 31

Wikipedia:Reference_desk/Archives/Mathematics/2013 October 31

  1. Calculus homework - related rates
  2. Distribution functions
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