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Wikipedia:Reference desk/Archives/Mathematics/November 2009

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November 1

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 1

  1. What does it mean to be mathematically educated?

November 2

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 2

  1. Cauchy integral theorem
  2. True or False? (Game Theory)
  3. Euler-Lagrange equations and (possibly!) Lagrange multipliers

November 3

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 3

  1. Probability of getting 3 of a kind in a 5 card poker hand.
  2. Mensuration and geometry

November 4

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 4

  1. Complete vector spaces under the uniform norm
  2. Two parallelogram areas theorem
  3. Incompleteness theorem

November 5

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 5

  1. Provable or Disprovable or Independent?
  2. Relation of "contiguity space" and "proximity space"
  3. Lie Brackets
  4. Transporting tensors on Lie groups

November 6

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 6

  1. Counterexample
  2. Polynomials
  3. ordinal strength
  4. Birth and Death Chain - Markov Processes
  5. Help with Logic Problem

November 7

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 7

  1. Probability question
  2. Moment of inertia of a trapezoidal prism
  3. Concatenations with preimages
  4. plausibility of mathematical completeness
  5. Calculus with imaginary constants
  6. Mathematical Sequences and inductive reasoning

November 8

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 8

  1. Equation Help
  2. Which school are you?
  3. Generalization of Fermat's little theorem
  4. a trick to make a positive-expectation, but in actuality no risk of having to pay out, lotto?
  5. Vectors of the same magnitude
  6. Pythagorean Theorem
  7. Bad assumption ?
  8. wolfram alpha
  9. Integral (in proof about theta function)

November 9

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 9

  1. Random binary digits from random numbers?
  2. mathematics/{1+x+x*x}{1+5x+x}{5+x+x}=64
  3. Commutative diagram
  4. Why don't we have a complete mathematical language?
  5. Question regarding order of an element in a group

November 10

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 10

  1. Question About Primes Near nn
  2. Infinite-time probability
  3. Set of integers
  4. Short division

November 11

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 11

  1. mathematics
  2. Unrestricted Grammars
  3. Circle Theorem question

November 13

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 13

  1. Cartwright's Theorem
  2. finding homomorpisms
  3. Which concept has the most definitions?
  4. Largest parliament buildings
  5. Question about alternating sum of the product of a binomial coefficient and a polynomial function

November 14

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 14

  1. tessalation
  2. Symmetric difference
  3. Fractal complexity

November 15

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 15

  1. Equivalence of Vector Norms
  2. what do you call this matrix?
  3. Cauchy sequences and continuity
  4. Proving formula for Riemann-Zeta function, k even
  5. (combinatorial) description of 126 points and 56 symplecta of E7 polytope (gosset polytope)
  6. Free Burnside group B(2,4)
  7. Which one of these is wrong?

November 16

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 16

  1. Exponential Sum
  2. How to solve
  3. CW complex

November 17

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 17

  1. please explain

November 18

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 18

  1. Items from a list
  2. Last step of a graph theory proof
  3. Fixed Point Existence of an almost-contraction map
  4. divisibility
  5. sig figs: 13.3 * 6009.5 = 80100 ?

November 19

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 19

  1. What do academic mathematicians contribute to society, and how effeciently?
  2. Imaginary Numbers
  3. Conversion between Binary and Decimal.

November 20

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 20

  1. Counting system
  2. Investigation of an integral

November 21

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 21

  1. Rigid motions of the unit sphere in 3-space
  2. A number with all digits random is random
  3. Integral

November 22

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 22

  1. Letter Combinations
  2. Max symbol

November 23

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 23

  1. An interesting trig problem
  2. Means with logarithmic data
  3. dipole moment
  4. Transpose and tensors
  5. Goldbach's conjecture
  6. Square of Opposition and "The subcontrary of the converse of the altern of a FE is T"
  7. £1,250 million

November 24

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 24

  1. why does anyone bother with axioms since Goedel?
  2. What is exactly Sine, Cosine, and Tangent.
  3. Eponyms

November 25

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 25

  1. True or false?
  2. ideas or resources for math in everyday life
  3. Euler-Maclaurin formula
  4. Trigonometry / college level algebra (Pre-calculus)

November 26

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 26

  1. Chopin's modular forms
  2. Conic sections
  3. Top-in shuffle and deck ordering

November 27

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 27

  1. Constructing a parabola that squishes near zero
  2. Question regarding a LOG property
  3. approximate percentage of true statements that can be proved in an axiomatic system?
  4. Operations

November 28

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 28

  1. Trisecting an angle
  2. Proof that 1+1=2
  3. Hilbert's axiom IV.6 (SAS congruence)

November 29

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 29

  1. Clarification on Euler-Lagrange Equation
  2. Differential equations
  3. Ratio Test
  4. Riemann zeta function
  5. Rotation group of the dodecagon

November 30

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Wikipedia:Reference_desk/Archives/Mathematics/2009 November 30

  1. Joint Account Bafflement
  2. Why is 3SAT hard ?
  3. Solving for Exponents via Algebra
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