MyWiki:Reference desk/Archives/Mathematics/April 2008

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Welcome to the Wikipedia Mathematics Reference Desk Archives
The page you are currently viewing is a monthly archive index. While you can leave answers for any questions shown below, please ask new questions on one of the current reference desk pages.



April 1

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 1

  1. Socks

April 2

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 2

  1. Infinities
  2. Prime ideals in a ring
  3. Tennis superiority
  4. Algebra
  5. Geometry
  6. Distribution of a maximum of multivariate normal
  7. Square digit chain
  8. Area and Volume Ratios
  9. In 5-Card Draw Poker, what are the odds of a royal flush without a wild card when 2 are in play?
  10. statistics
  11. Afraid of sets
  12. Open loop transfer function
  13. Dilemna!
  14. can u plz solve this?

April 3

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 3

  1. Stupid question
  2. Accidental variance discovery
  3. question about rational equations
  4. Have a problem setting up equation to these questions
  5. Problem.
  6. ? (Puzzle)
  7. Trigonometric equations

April 4

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 4

  1. a question.
  2. Series having a nice expression for partial sums
  3. Converting an infinite series' decimals to fractions

April 5

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 5

  1. Statistical significance
  2. Derivative of an integral
  3. Projectile motion and tetrahedra

April 6

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 6

  1. Arc-length and area
  2. Integrals
  3. Antidifferentiation
  4. questions about radical expressions
  5. question about Pythagorean theorem
  6. Solutions to Tarski's Introduction to Logic
  7. number theory problem
  8. Maximing volume of cylinder in a sphere
  9. Golden rectangle
  10. Confidence interval mystery
  11. Simplifying a radical expression: Problem type 2

April 7

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 7

  1. F-value and p-value mystery
  2. Why is the average verbal score so much lower than the math on GRE/GMAT?
  3. Alternatives to GraphViz for drawing graphs

April 8

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 8

  1. Symmetry
  2. Are testimonies useful or the terrible indicators of truth?

April 9

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 9

  1. Gallons and cubic inches
  2. Integration problem
  3. A Logical Question
  4. what is the smallest finite (positive) number?
  5. A real discovery or a trivial fact?

April 10

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 10

  1. LaTeX "compromise"
  2. Simplifying factorial equations
  3. Algebra

April 11

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 11

  1. Polar to Cartesian
  2. Odds
  3. Rational Exponent solver
  4. Race

April 12

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 12

  1. Statistics

April 13

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 13

  1. Not quite the Gamma function...
  2. How many hours?
  3. Sum
  4. Integration Problem
  5. Statistics problems
  6. Unknown Symbol
  7. Square Roots
  8. Finding digits of Pi

April 14

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 14

  1. Minimization of three variables
  2. aquestion about function
  3. Scheduling problem
  4. Euclidean prime numbers do not exist and euclid must should himself know it.

April 15

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 15

  1. "Math Problems to be an Easy Task"
  2. Integrals

April 16

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 16

  1. Short exact sequences of abelian groups
  2. Calculus and Tensors
  3. question
  4. Mathematics
  5. Reflection matrix about any line rotated theta degrees from the x-axis
  6. Quotient map which is neither open nor closed

April 17

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 17

  1. Calculus
  2. Applications of Cauchy's Integral Theorem and Formula
  3. Understanding bases, and expanding them
  4. Calculus

April 18

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 18

  1. Really confusing probability question
  2. Reversing Normal Distribution Function
  3. In algebra real numbers the only completely ordered field?
  4. number line

April 19

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 19

  1. Chain rule in multi-variable calculus
  2. female mathematicians

April 20

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 20

  1. What do you think of the expression "...mathematicians answer only to God."?
  2. Basic Probablity that's annoying me, immensely
  3. How to use artificial neural nets for time series forecasting?

April 21

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 21

  1. Prime ideals of a ring structure defined on a power set
  2. DAYS DETERMINATION
  3. Partial Derivatives
  4. Improving mathematics marks
  5. trinomials-algebra1

April 22

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 22

  1. Most used math?
  2. Real Analysis
  3. Dominated Convergence Theorem
  4. Anti - derivative
  5. anew technique to solve some equations.
  6. Name of a shape
  7. question about quadratic equation

April 23

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 23

  1. Iterative method for e?
  2. Three houses and three different sources
  3. Non-perturbative effects in Euler-Maclaurin expansion
  4. Compactness in Functional Analysis
  5. Go figure the math game
  6. hi

April 24

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 24

  1. Likelihood computation question
  2. What's the difference of graphing
  3. Properties of chaotic map?
  4. .dvi reading
  5. Measure theory question

April 25

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 25

  1. Statistical significance
  2. More Quantum Theory
  3. Calculus problem
  4. Global food meltdown dilemma: Should I hoard 10 pallets of rice or keep the money in the bank?
  5. x^2 + 4x^3*y^2 + y^3 = 10
  6. Simple verification of rectangles and "content zero"
  7. Controllability Grammian
  8. Dont understand this puzzle

April 26

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 26

  1. Determining location of an arbitrary number of points in space
  2. Differential equasion

April 27

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 27

  1. Pink noise and differintegrals
  2. Powers of 2 and Powers of 3
  3. soda

April 28

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 28

  1. Differential Equation
  2. Sequences
  3. Water tank
  4. Positive=Negative???????

April 29

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 29

  1. formalism vs logicism
  2. Continuous functions on [0,1]
  3. Equation of a line given the gradient and a point on the line
  4. Imaginary numbers
  5. Question about graphing equadratic equation
  6. 3 way intersection flow equation

April 30

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Wikipedia:Reference_desk/Archives/Mathematics/2008 April 30

  1. Exponent Circle
  2. Proving that a graph coloring algorithm produces a minimum color solution
  3. Markov chains
  4. Length of graph through function
  5. Principal Ideal Domains
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