Wikipedia:Reference desk/Archives/Mathematics/September 2007

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September 1

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 1

  1. Why do we trust our hash functions?
  2. A Very Peculiar Practice
  3. Infinitesimals
  4. Age Problem

September 2

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 2

  1. Fractals and Apophysis and Math...Oh My!
  2. Russian roulette
  3. Infinite Product

September 3

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 3

  1. Random walk
  2. Approximation of manifolds by tangent spaces
  3. Commonwealth Star - Australian National Flag
  4. Kite Prism

September 4

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 4

  1. Will it pull free?
  2. Is there palindromic numbers in decimals & fractions?
  3. Binomial coefficient

September 5

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 5

  1. Differentiation
  2. Quine's method?
  3. Question about zero
  4. Math Riddle
  5. Mad mathematician

September 6

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 6

  1. Looking for a fallacy in statistics
  2. Solving Inequalities

September 7

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 7

  1. Chatin, turing machines and origin in coordinate systems.
  2. Graphing Calculators
  3. How many googols in a googolplex?
  4. Syntax of multiple derivatives

September 9

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 9

  1. No questions today
  2. Maths is about numbers
  3. Number bases
  4. Chess books
  5. TI-84+ equation solver

September 10

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 10

  1. No questions today
  2. Vector product
  3. Quintics and Up
  4. Probabilities
  5. wording Exponential_function#Formal_definition
  6. coordinates of a point
  7. Modular arithmetic
  8. Quadratic formula
  9. Multiplication of Negative Integers

September 11

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 11

  1. Rotations
  2. Square bracket or small bracket
  3. average value of a function's derivative
  4. Acceptable Point-of-Service Survey Response Rates
  5. Zeros of the Riemann Zeta Function location of Riemann zeta functions zeros.
  6. Differentiating

September 12

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 12

  1. Calculating uncertainty in linear regressions with uncertain data
  2. NOT A NUMBER
  3. Can someone please do this for me.

September 13

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 13

  1. Adding up numbers with margins of error
  2. sudoku help
  3. Prove identity law
  4. Solve

September 14

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 14

  1. How does anyone feel about...
  2. sum
  3. question
  4. Fourier analysis of resonance

September 15

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 15

  1. Blackboard Bold
  2. rainfall
  3. Catenary
  4. need some help.

September 16

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 16

  1. What does this mean?

September 17

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 17

  1. parabolica
  2. logathrims - i dont get it (basic)

September 18

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 18

  1. Factorization question
  2. INTEGRALS
  3. What do you call this shape?
  4. Recursive integral
  5. Physics momentum question
  6. Inverse Trig Equations

September 19

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 19

  1. Plotting software

September 20

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 20

  1. Factoring a Binomial
  2. packing in S3
  3. convergence/divergence problem
  4. standard deviation?
  5. Statistics
  6. Development of the decimal system
  7. domain, range, co-domain, image
  8. calculating probability of two events occurring at same time
  9. pi

September 21

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 21

  1. Sign Diagrams
  2. mathematical fallacy

September 22

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 22

  1. Need Major Math Skills Advice
  2. Poisson Distribution
  3. Sum of factors

September 23

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 23

  1. DIFFERENTIAL EQUATION
  2. Mathematical programming

September 24

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 24

  1. Number of rows with at least one unique element
  2. Looking for job to support my study at Rostock University
  3. Contour lines for 3 fixed points
  4. conversion of centimeters to inches

September 25

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 25

  1. Why why why (functional value)
  2. Simple Math Question -- Need Help -- Leap Years (?)
  3. PRIME NUMBERS
  4. Irrationality of the square root of 5
  5. Schwarzschild Radius
  6. "Hello"

September 26

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 26

  1. Square mean root?
  2. probability of a set containing a particular subset
  3. MS Reference Specialty font has weird and pointless characters?
  4. Tangent-line problem

September 27

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 27

  1. Encryption using musical notation
  2. Integral_of_secant_cubed
  3. weight distribution

September 28

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 28

  1. Estimating the variance-covariance matrix of a Multinomial function
  2. So simple yet so hard
  3. Most functions are not lines

September 29

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 29

  1. History of Knuth–Morris–Pratt algorithm

September 30

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Wikipedia:Reference_desk/Archives/Mathematics/2007 September 30

  1. N-th power Legendre Symbol of an integer mod integer (Java)
  2. It's homework, but I need help!
  3. to the power of negative?
  4. Dividing decimals?
  5. What is the density of triangular-free numbers?