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Contents 1 September 1 2 September 2 3 September 3 4 September 4 5 September 5 6 September 6 7 September 7 8 September 9 9 September 10 10 September 11 11 September 12 12 September 13 13 September 14 14 September 15 15 September 16 16 September 17 17 September 18 18 September 19 19 September 20 20 September 21 21 September 22 22 September 23 23 September 24 24 September 25 25 September 26 26 September 27 27 September 28 28 September 29 29 September 30

[edit] September 1

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

[edit] September 2

Wikipedia:Reference_desk/Archives/Mathematics/2007 September 2

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

[edit] September 3

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

[edit] September 4

Wikipedia:Reference_desk/Archives/Mathematics/2007 September 4

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

[edit] September 5

Wikipedia:Reference_desk/Archives/Mathematics/2007 September 5

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

[edit] September 6

Wikipedia:Reference_desk/Archives/Mathematics/2007 September 6

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

[edit] September 7

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

[edit] September 9

Wikipedia:Reference_desk/Archives/Mathematics/2007 September 9

1. [[Wikipedia:Reference_desk/Archives/Mathematics/2007 September 9#No questions today|No questions today]]
2. Maths is about numbers
3. Number bases
4. Chess books
5. TI-84+ equation solver

[edit] September 10

Wikipedia:Reference_desk/Archives/Mathematics/2007 September 10

1. [[Wikipedia:Reference_desk/Archives/Mathematics/2007 September 10#No questions today|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

[edit] September 11

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

[edit] September 12

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.

[edit] September 13

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

[edit] September 14

Wikipedia:Reference_desk/Archives/Mathematics/2007 September 14

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

[edit] September 15

Wikipedia:Reference_desk/Archives/Mathematics/2007 September 15

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

[edit] September 16

Wikipedia:Reference_desk/Archives/Mathematics/2007 September 16

1. What does this mean?

[edit] September 17

Wikipedia:Reference_desk/Archives/Mathematics/2007 September 17

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

[edit] September 18

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

[edit] September 19

Wikipedia:Reference_desk/Archives/Mathematics/2007 September 19

1. Plotting software

[edit] September 20

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

[edit] September 21

Wikipedia:Reference_desk/Archives/Mathematics/2007 September 21

1. Sign Diagrams
2. mathematical fallacy

[edit] September 22

Wikipedia:Reference_desk/Archives/Mathematics/2007 September 22

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

[edit] September 23

Wikipedia:Reference_desk/Archives/Mathematics/2007 September 23

1. DIFFERENTIAL EQUATION
2. Mathematical programming

[edit] September 24

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

[edit] September 25

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"

[edit] September 26

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

[edit] September 27

Wikipedia:Reference_desk/Archives/Mathematics/2007 September 27

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

[edit] September 28

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

[edit] September 29

Wikipedia:Reference_desk/Archives/Mathematics/2007 September 29

1. History of Knuth–Morris–Pratt algorithm

[edit] September 30

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?