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Wikipedia:Reference desk/Archives/Mathematics/June 2013

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June 1

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Wikipedia:Reference_desk/Archives/Mathematics/2013 June 1

  1. Question regarding a 4 x 4 sliding tiles puzzle
  2. Permutations
  3. Question regarding a congruence and the multiplicative order
  4. Circulation

June 2

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Wikipedia:Reference_desk/Archives/Mathematics/2013 June 2

  1. Optimization problem

June 4

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Wikipedia:Reference_desk/Archives/Mathematics/2013 June 4

  1. What topics in mathematics should I read to understand the article Einstein field equations?
  2. To solve a simple mathematical equation, can we take derivative or integral of both sides and then solve the equation?

June 5

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Wikipedia:Reference_desk/Archives/Mathematics/2013 June 5

  1. Deriving the vector equation of the intersection of two planes
  2. Convergence of an Infinite Series
  3. Continuity and Limits
  4. Can anybody help me ?
  5. Efficient way to divide

June 6

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Wikipedia:Reference_desk/Archives/Mathematics/2013 June 6

  1. Shortcut methods or tricks for solving mathematical and numerical problems
  2. One last question, I promise!
  3. What are "complex curves"?
  4. Chess Knight move math problem.

June 8

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Wikipedia:Reference_desk/Archives/Mathematics/2013 June 8

  1. Correspondence Between Behaviour of Series and Density of Sequences

June 10

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Wikipedia:Reference_desk/Archives/Mathematics/2013 June 10

  1. Why is the angle defined via area instead of arc length?
  2. Changing a matrix so that a multiplication is preserved
  3. Basic Demonstration Required
  4. Vector projection

June 11

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Wikipedia:Reference_desk/Archives/Mathematics/2013 June 11

  1. 5 dimensional rotation matrix
  2. Constrained minimal circle

June 12

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Wikipedia:Reference_desk/Archives/Mathematics/2013 June 12

  1. What is the difference (if any) between a matrix and a table?
  2. No Two Real Numbers Adjacent

June 13

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Wikipedia:Reference_desk/Archives/Mathematics/2013 June 13

  1. Prove change of variables theorem for triple integrals
  2. Name of a theorem
  3. Searching math literature

June 14

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Wikipedia:Reference_desk/Archives/Mathematics/2013 June 14

  1. Curves over finite fields

June 15

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Wikipedia:Reference_desk/Archives/Mathematics/2013 June 15

  1. It is possible to mix range voting system with condoncert one?

June 16

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Wikipedia:Reference_desk/Archives/Mathematics/2013 June 16

  1. Determining the signature of a permutation without trying to rearranging it for the original sequence

June 17

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Wikipedia:Reference_desk/Archives/Mathematics/2013 June 17

  1. What does this "mean" ?
  2. Computational limits

June 18

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Wikipedia:Reference_desk/Archives/Mathematics/2013 June 18

  1. Measure Theory and non-measurable (caratheodory-measurability) set

June 19

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Wikipedia:Reference_desk/Archives/Mathematics/2013 June 19

  1. Trial Solution for Nonhomogeneous Differential Equation
  2. Continuous-time Markov chain in the limit of infinitely many states

June 20

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Wikipedia:Reference_desk/Archives/Mathematics/2013 June 20

  1. limits and functions application
  2. basic modular arithmetics question

June 22

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Wikipedia:Reference_desk/Archives/Mathematics/2013 June 22

  1. double coset question

June 23

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Wikipedia:Reference_desk/Archives/Mathematics/2013 June 23

  1. Kinetic energy of symmetric top in an unusual parametrization

June 24

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Wikipedia:Reference_desk/Archives/Mathematics/2013 June 24

  1. Derivation of a ternary plot from Cartesian coordinates
  2. Weighted average

June 25

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Wikipedia:Reference_desk/Archives/Mathematics/2013 June 25

  1. Reimann zeta function functional equation.
  2. Life Expectancy Probability

June 30

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Wikipedia:Reference_desk/Archives/Mathematics/2013 June 30

  1. Mathematical tricks using numbers
  2. Copeland-Erdős constant and normality
  3. A. Numerical solutions to 4/(4n+1) B. The problem 5/(5n+1)=1/a+1/b+1/c