Wikipedia:Reference desk/Archives/Mathematics/August 2012

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style="background: #5D7CBA; text-align: center; font-family:Arial; color:#FFFFFF;" | 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.

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= August 1 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 1

1. Axioms for Euclidean geometry
2. Factorization
3. simple toy axiomatic system that something is true in?
4. Mathematical terms in English

= August 2 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 2

1. Unprovable Problems
2. Wiles' proof of Fermat's Last Theorem

= August 3 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 3

1. Name of a Logical Equivalence
2. Can you tell if a series of numbers is chaotic?

= August 4 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 4

1. Why can I not verify a straightforward divergence theorem? ? ??? ???? ??
2. Quotient Spaces
3. Percentage of silver and its weight in a mid-20th century US nickel

= August 5 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 5

1. Plane
2. Meaning of a symbol
3. Question about the meaning of another symbol
4. Two questions (not homework)

= August 6 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 6

1. Bingo (U.S. & Canada) Question

= August 7 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 7

1. Eigencomposition of real, asymmetric tridiagonal matrices
2. Rotational transformation on a map

= August 8 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 8

1. Stupid Universal Turing Machine
2. one sided Mann-Whitney U test (distribution X > distribution Y)

= August 9 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 9

1. Lower bound on Kolmogorov complexity

= August 10 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 10

1. Kernel
2. Name of squashed sphere?
3. Dirac delta function
4. Wikipedia:Reference_desk/Archives/Mathematics/2012 August 10#p.5E2_.7C_numerator_of_H_.7Bp-1.7D_for_p_a_prime_number_larger_or_equal_to_5

= August 11 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 11

1. Definition of modulo congruence on rational numbers

= August 12 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 12

1. Cutting a tesseract with realms, and so on
2. Polychoron vertex figures

= August 13 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 13

1. Hyperball cutting fractions.

= August 14 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 14

1. Convergence Question
2. Example of Limitation of Riemann integration

= August 15 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 15

1. Division by planes (generally)
2. Expected value of half-normal sum?
3. Maximum number of k-planes in n-space with the same mutual angle

= August 17 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 17

1. Stationary problems in time series
2. Integration of sinh(ax)/(e^(bx)-1) dx from 0 to ∞

= August 18 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 18

1. Equilateral triangle
2. Algorithum for fights

= August 19 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 19

1. Dirac
2. Irregular Polyhedron
3. Help me to calculate the amount of possibilities of a audio cd.
4. A finite group

= August 20 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 20

1. Loan repayment problem
2. coprime
3. sin of integers (interesting problem)

= August 21 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 21

1. Link to a result

= August 22 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 22

1. Kolmogorov Complexity
2. Riemann's integral from infinity to infinity

= August 23 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 23

1. quarter car
2. Sampling for proportion: proportion of what?
3. Every nonfinitely generated abelian group must contain one of...

= August 24 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 24

1. Maths Difficulty

= August 25 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 25

1. Reliability, validity, but what is more specific
2. does requiring exactly one digit reduce or increase entropy?
3. Dirichlet kernel
4. Manifolds and implicit function theorem

= August 26 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 26

1. Rapidly oscillating function times a slowly oscillating function
2. This integration question is taken from WP:WIKISPEAK
3. calculating error of slope and intercept for ordinary least squares

= August 27 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 27

1. How do you show that two groups are not isomorphic
2. Isomorphic
3. Cosets

= August 28 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 28

1. Is this a Topology?
2. 20.

= August 29 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 29

1. Interesting curves where θ = f(r) ?

= August 30 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 30

1. Every nonfinitely generated abelian group must contain one of... (resumed)

= August 31 =

Wikipedia:Reference_desk/Archives/Mathematics/2012 August 31

1. volume
2. Solving a summation
3. compare all to all
4. solutions to an assignment