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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 8 9 September 9 10 September 10 11 September 11 12 September 12 13 September 13 14 September 14 15 September 15 16 September 16 17 September 17 18 September 18 19 September 19 20 September 20 21 September 21 22 September 22 23 September 23 24 September 24 25 September 25 26 September 26 27 September 27 28 September 28 29 September 29 30 September 30

[edit] September 1

Wikipedia:Reference desk archive/Mathematics/2006 September 1

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

[edit] September 2

Wikipedia:Reference desk archive/Mathematics/2006 September 2

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

[edit] September 3

Wikipedia:Reference desk archive/Mathematics/2006 September 3

1. Calculator
2. A blanket for a worm

[edit] September 4

Wikipedia:Reference desk archive/Mathematics/2006 September 4

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

[edit] September 5

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

[edit] September 6

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

[edit] September 7

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

[edit] September 8

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

[edit] September 9

Wikipedia:Reference desk archive/Mathematics/2006 September 9

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

[edit] September 10

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

[edit] September 11

Wikipedia:Reference desk archive/Mathematics/2006 September 11

(No questions today)

[edit] September 12

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.

[edit] September 13

Wikipedia:Reference desk archive/Mathematics/2006 September 13

1. Friday the 13th
2. proability

[edit] September 14

Wikipedia:Reference desk archive/Mathematics/2006 September 14

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

[edit] September 15

Wikipedia:Reference desk archive/Mathematics/2006 September 15

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

[edit] September 16

Wikipedia:Reference desk archive/Mathematics/2006 September 16

1. Exponential functions

[edit] September 17

Wikipedia:Reference desk archive/Mathematics/2006 September 17

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

[edit] September 18

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

[edit] September 19

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

[edit] September 20

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

[edit] September 21

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

[edit] September 22

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

[edit] September 23

Wikipedia:Reference desk archive/Mathematics/2006 September 23

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

[edit] September 24

Wikipedia:Reference desk archive/Mathematics/2006 September 24

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

[edit] September 25

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

[edit] September 26

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

[edit] September 27

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

[edit] September 28

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?

[edit] September 29

Wikipedia:Reference desk archive/Mathematics/2006 September 29

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

[edit] September 30

Wikipedia:Reference desk archive/Mathematics/2006 September 30

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