Wikipedia:Reference desk archive/Mathematics/2006 September 1

1. conversion
2. 3D model from 2D pictures
3. roman numerals
4. Finance: Hagan volatility

Wikipedia:Reference desk archive/Mathematics/2006 September 2

1. Programming a calculator
2. Mathematical expression determinator
3. polynomials and symmetry
4. Random processes

Wikipedia:Reference desk archive/Mathematics/2006 September 3

1. Calculator
2. A blanket for a worm

Wikipedia:Reference desk archive/Mathematics/2006 September 4

1. It's homework, but I need help!
2. Isaac Newton and the Binomial theorem

Wikipedia:Reference desk archive/Mathematics/2006 September 5

1. Polynomial Time
2. n log n problem
3. Teaching Maths
4. Subsets
5. History of logarithms

Wikipedia:Reference desk archive/Mathematics/2006 September 6

1. chess questions
2. Chess: castling on opposite sides and pawn storms
3. Decimal system
4. Computing Integration vs. Searching Global Optimum Point
5. hyperbolic perpendiculars
6. norm minimization
7. Partial Fractions
8. 10 Ways math is used everyday
9. converting

Wikipedia:Reference desk archive/Mathematics/2006 September 7

1. I'm absolutely stumped by this one
2. Globe
3. Swimming Pool
4. Reversing skill to predict
5. Determinant of an orthogonal matrix
6. differentiation
7. Calculus help - Limits
8. Looking For Assistance To A Vexing Problem
9. recurring

Wikipedia:Reference desk archive/Mathematics/2006 September 8

1. Sixty Degree Triangles
2. converting
3. Finding Spatial Derivatives
4. Unusual Theories of Integration on Rn

Wikipedia:Reference desk archive/Mathematics/2006 September 9

1. Most complex strand of Math
2. prime interest
3. Aliquot Sequences

Wikipedia:Reference desk archive/Mathematics/2006 September 10

1. Answer to a Problem
2. Happy Numbers
3. Number of permutations with at least one 2-cycle
4. SPPS graph
5. Area Problem. Shapes etc.
6. Earwig apartment complex
7. calculate

Wikipedia:Reference desk archive/Mathematics/2006 September 11

(No questions today)

Wikipedia:Reference desk archive/Mathematics/2006 September 12

1. Fermat's Factoring Method
2. STATISTICS
3. square centimeters
4. octahedral rotational symmetry
5. Calculus, Limits and First Principles.
6. (Another) on Calculus, with Radians.
7. Inverse
8. Estimating a contour map from known spot heights.

Wikipedia:Reference desk archive/Mathematics/2006 September 13

1. Friday the 13th
2. proability

Wikipedia:Reference desk archive/Mathematics/2006 September 14

1. Unexpected symbol behvior w/ LaTex
2. Cylindrical sections
3. Fun Game
4. Recurrence Relations

Wikipedia:Reference desk archive/Mathematics/2006 September 15

1. Quadratic forms
2. The red car or the blue car?

Wikipedia:Reference desk archive/Mathematics/2006 September 16

1. Exponential functions

Wikipedia:Reference desk archive/Mathematics/2006 September 17

1. Multidimensional stochastic processes
2. Currency matters
3. Sinc Filter?

Wikipedia:Reference desk archive/Mathematics/2006 September 18

1. Arithmetic pre-Fibonacci
2. math questoin
3. Klein bottle is its own 2-fold covering?
4. Abstract -> Practical
5. x+2^x=37

Wikipedia:Reference desk archive/Mathematics/2006 September 19

1. Outlier test for a inverse squared distribution
2. Basic Statistics, Lottery Odds
3. Can the sine function be represented as an exponential function?
4. Finding coefficients of a series
5. TI 83 Substitute
6. Statistics Q
7. Could use some tips for modelling a hot air balloon

Wikipedia:Reference desk archive/Mathematics/2006 September 20

1. Words for the terms in an implication/entailment
2. San Juan
3. Wythoff's Game
4. Liquid Mixture Puzzle
5. Math problem

Wikipedia:Reference desk archive/Mathematics/2006 September 21

1. Ok, so we have the trigonometric sine, and then the hyperbolic sine...
2. The rule of 17
3. Probability Q
4. Histogram
5. Displacement, Velocity, Acceleration, Jerk, ...
6. Bijection from Z^2 to Z

Wikipedia:Reference desk archive/Mathematics/2006 September 22

1. rational number is group under addition
2. "difference between average mode mean?"
3. chi-square in statistics

Wikipedia:Reference desk archive/Mathematics/2006 September 23

1. Identities
2. Questions about the shape of the earth and distances
3. Iterated sine function

Wikipedia:Reference desk archive/Mathematics/2006 September 24

1. Random Variable X and its Mean Cancelling
2. the other delta function?

Wikipedia:Reference desk archive/Mathematics/2006 September 25

1. Dice-sum probability formula
2. Density Curve (?)
3. Parallelepipeds' volume
4. Arc length
5. Factoring A Polynomial
6. Using the angle (in radians) and length to get coordinates
7. Central Angle of a Tetrahedron

Wikipedia:Reference desk archive/Mathematics/2006 September 26

1. uncountable set
2. countable set
3. The quadratic formula to solve x
4. equivalent class
5. solve equations simultaniously
6. Square Root?
7. Pi
8. Straight Angle's interior

Wikipedia:Reference desk archive/Mathematics/2006 September 27

1. Math Question
2. Plural of 'series'
3. What is this question called?
4. Largest Number Contest.
5. Math Composer ThIng
6. Solids

Wikipedia:Reference desk archive/Mathematics/2006 September 28

1. 4D "volume" ?? (length^4)
2. Why 1+1=2?
3. valid range
4. Graphing an indifference Curve
5. Sine of a complex number?

Wikipedia:Reference desk archive/Mathematics/2006 September 29

1. Mixed trig / linear terms
2. data
3. Economic Bundles

Wikipedia:Reference desk archive/Mathematics/2006 September 30

1. Inequality Question
2. Venn diagrams
3. Function question