Wikipedia:Reference desk/Archives/Mathematics/April 2012

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April 1[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 1

  1. Game Theory Textbook
  2. <V/Vmax> Test

April 2[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 2

  1. Closure of the union of sets
  2. Morley triangle

April 3[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 3

  1. Car accident
  2. A level differentiation problem
  3. Hull

April 4[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 4

  1. Calculating Probabilities while playing "Lets Make a Deal.
  2. there are 4 kinds of topology in Set{1,2},and 29 in Set{1,2,3}, is exist a Formula in a Set {1,2,3,4,5,6...n}?
  3. Evaluation of Residue using Analytic Continuation
  4. Bounding a tricky series
  5. Evaluation of an Integral using Special Functions
  6. Billiard ball accident
  7. Creating a minimum spanning tree with arbitrary points allowed - name for this problem?

April 5[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 5

  1. Series

April 6[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 6

  1. Notation question

April 7[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 7

  1. what is open subgroup in Group theory?
  2. Expert opinion on methods required for proof of Goldbach's Conjecture
  3. Perimeter that is tangent to a circle
  4. Decidability and Goldbach's Conjecture

April 8[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 8

  1. Polynomials modulo p
  2. "Free" Nonassociative ring?
  3. On Hypergeometric Functions
  4. Hilbert's second problem
  5. Showing an integral is well defined

April 9[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 9

  1. 297/140 seems like an unusual answer.
  2. Second Order ODEs
  3. Generalised permutation block matrices?
  4. Help locating a book
  5. Powers of i
  6. Can likelihood ratios used for estimation of post-test probability be continuous variables, or do they have to be dichotomous?

April 10[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 10

  1. two parts
  2. Volumes of parallelepipeds in higher dimensions.
  3. Notation, conditional probability
  4. Octahedral and icosahedral symmetry
  5. mathematical conjectures formerly assumed true

April 11[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 11

  1. Millions, billions, trillions?
  2. Use of anova/ F-tests with count data

April 13[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 13

  1. hypoethical
  2. Time complexity of solving a polynomial
  3. Is the winning response in the "Big Number Duel" a paradox
  4. Definition of "e"

April 14[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 14

  1. Black and white balls problem
  2. The Rationals Are Dense In The Reals

April 15[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 15

  1. The algebraic closure of Z2
  2. biggest number proposal
  3. Inequalities
  4. Hiring k secretaries

April 16[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 16

  1. Barbosa SSS
  2. multiplicative functions
  3. Definitions of logs and exponentials

April 17[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 17

  1. is a single line parallel?
  2. Inequalities (2)
  3. This Integration problem is killing me!
  4. Why is the autocorrelation vector of an Nx1 vector (2N-1)x1 long?
  5. Seventeen or Bust project

April 18[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 18

  1. Determinant solving
  2. the graph is Compact

April 19[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 19

  1. Mercator and stereographic projection
  2. there is a kind of fuction named L-fuction,what meanings the "L"?
  3. Interpretation of Beta hyperparameters
  4. square footage

April 20[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 20

  1. Limit question
  2. Proof of order of operations
  3. Recursively enumerable theory

April 21[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 21

  1. Integration - Calculus
  2. ~ Need Solid Judgement On Mathematical Tools ~
  3. Matrix Decompsotion
  4. Most popular math (grades 1-9) materials?

April 22[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 22

  1. Natural logarithms, limits and sequences of functions
  2. real integrals by residue theorem
  3. Polynomials in Zp
  4. Name/Identity of trig conversion function?

April 23[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 23

  1. Pi
  2. Modulus
  3. integrals
  4. Minor details
  5. How to find a cubic root of a number in regular calculator models?

April 24[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 24

  1. Primality question
  2. Hungarian Algorithm using matrices

April 25[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 25

  1. Interpolation in 2D
  2. Prime <--> Fibonacci
  3. Best way to represent mathematically?
  4. Set Theory

April 26[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 26

  1. Minimizing values
  2. Functional derivative
  3. Continuous function separating two points
  4. True odds of a "fire bet" in craps

April 27[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 27

  1. Invariant theory: matrices and invariants under upper triangular matrices

April 28[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 28

  1. Cubic Interpolation Polynomials
  2. Trigonometric Interpolation
  3. More Interpolation
  4. Request for applications

April 29[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 29

  1. Music computation
  2. Solved For Game Theory/Improved upon game theory/Corrected game theory
  3. Latex package for Dynkin diagrams

April 30[edit]

Wikipedia:Reference_desk/Archives/Mathematics/2012 April 30

  1. question about one sided limits
  2. Calculating the 3 marks that drag a weighted average down the most