Wikipedia:Reference desk/Archives/Mathematics/November 2009

= November 1 = Reference_desk/Archives/Mathematics/2009 November 1


 * 1) What does it mean to be mathematically educated?

= November 2 = Reference_desk/Archives/Mathematics/2009 November 2


 * 1) Cauchy integral theorem
 * 2) True or False? (Game Theory)
 * 3) Euler-Lagrange equations and (possibly!) Lagrange multipliers

= November 3 = Reference_desk/Archives/Mathematics/2009 November 3


 * 1) Probability of getting 3 of a kind in a 5 card poker hand.
 * 2) Mensuration and geometry

= November 4 = Reference_desk/Archives/Mathematics/2009 November 4


 * 1) Complete vector spaces under the uniform norm
 * 2) Two parallelogram areas theorem
 * 3) Incompleteness theorem

= November 5 = Reference_desk/Archives/Mathematics/2009 November 5


 * 1) Provable or Disprovable or Independent?
 * 2) Relation of "contiguity space" and "proximity space"
 * 3) Lie Brackets
 * 4) Transporting tensors on Lie groups

= November 6 = Reference_desk/Archives/Mathematics/2009 November 6


 * 1) Counterexample
 * 2) Polynomials
 * 3) ordinal strength
 * 4) Birth and Death Chain - Markov Processes
 * 5) Help with Logic Problem

= November 7 = Reference_desk/Archives/Mathematics/2009 November 7


 * 1) Probability question
 * 2) Moment of inertia of a trapezoidal prism
 * 3) Concatenations with preimages
 * 4) plausibility of mathematical completeness
 * 5) Calculus with imaginary constants
 * 6) Mathematical Sequences and inductive reasoning

= November 8 = Reference_desk/Archives/Mathematics/2009 November 8


 * 1) Equation Help
 * 2) Which school are you?
 * 3) Generalization of Fermat's little theorem
 * 4) a trick to make a positive-expectation, but in actuality no risk of having to pay out, lotto?
 * 5) Vectors of the same magnitude
 * 6) Pythagorean Theorem
 * 7) Bad assumption ?
 * 8) wolfram alpha
 * 9) Integral (in proof about theta function)

= November 9 = Reference_desk/Archives/Mathematics/2009 November 9


 * 1) Random binary digits from random numbers?
 * 2) mathematics/{1+x+x*x}{1+5x+x}{5+x+x}=64
 * 3) Commutative diagram
 * 4) Why don't we have a complete mathematical language?
 * 5) Question regarding order of an element in a group

= November 10 = Reference_desk/Archives/Mathematics/2009 November 10


 * 1) Question About Primes Near nn
 * 2) Infinite-time probability
 * 3) Set of integers
 * 4) Short division

= November 11 = Reference_desk/Archives/Mathematics/2009 November 11


 * 1) mathematics
 * 2) Unrestricted Grammars
 * 3) Circle Theorem question

= November 13 = Reference_desk/Archives/Mathematics/2009 November 13


 * 1) Cartwright's Theorem
 * 2) finding homomorpisms
 * 3) Which concept has the most definitions?
 * 4) Largest parliament buildings
 * 5) Question about alternating sum of the product of a binomial coefficient and a polynomial function

= November 14 = Reference_desk/Archives/Mathematics/2009 November 14


 * 1) tessalation
 * 2) Symmetric difference
 * 3) Fractal complexity

= November 15 = Reference_desk/Archives/Mathematics/2009 November 15


 * 1) Equivalence of Vector Norms
 * 2) what do you call this matrix?
 * 3) Cauchy sequences and continuity
 * 4) Proving formula for Riemann-Zeta function, k even
 * 5) (combinatorial) description of 126 points and 56 symplecta of E7 polytope (gosset polytope)
 * 6) Free Burnside group B(2,4)
 * 7) Which one of these is wrong?

= November 16 = Reference_desk/Archives/Mathematics/2009 November 16


 * 1) Exponential Sum
 * 2) How to solve
 * 3) CW complex

= November 17 = Reference_desk/Archives/Mathematics/2009 November 17


 * 1) please explain

= November 18 = Reference_desk/Archives/Mathematics/2009 November 18


 * 1) Items from a list
 * 2) Last step of a graph theory proof
 * 3) Fixed Point Existence of an almost-contraction map
 * 4) divisibility
 * 5) sig figs: 13.3 * 6009.5 = 80100 ?

= November 19 = Reference_desk/Archives/Mathematics/2009 November 19


 * 1) What do academic mathematicians contribute to society, and how effeciently?
 * 2) Imaginary Numbers
 * 3) Conversion between Binary and Decimal.

= November 20 = Reference_desk/Archives/Mathematics/2009 November 20


 * 1) Counting system
 * 2) Investigation of an integral

= November 21 = Reference_desk/Archives/Mathematics/2009 November 21


 * 1) Rigid motions of the unit sphere in 3-space
 * 2) A number with all digits random is random
 * 3) Integral

= November 22 = Reference_desk/Archives/Mathematics/2009 November 22


 * 1) Letter Combinations
 * 2) Max symbol

= November 23 = Reference_desk/Archives/Mathematics/2009 November 23


 * 1) An interesting trig problem
 * 2) Means with logarithmic data
 * 3) dipole moment
 * 4) Transpose and tensors
 * 5) Goldbach's conjecture
 * 6) Square of Opposition and "The subcontrary of the converse of the altern of a FE is T"
 * 7) £1,250 million

= November 24 = Reference_desk/Archives/Mathematics/2009 November 24


 * 1) why does anyone bother with axioms since Goedel?
 * 2) What is exactly Sine, Cosine, and Tangent.
 * 3) Eponyms

= November 25 = Reference_desk/Archives/Mathematics/2009 November 25


 * 1) True or false?
 * 2) ideas or resources for math in everyday life
 * 3) Euler-Maclaurin formula
 * 4) Trigonometry / college level algebra (Pre-calculus)

= November 26 = Reference_desk/Archives/Mathematics/2009 November 26


 * 1) Chopin's modular forms
 * 2) Conic sections
 * 3) Top-in shuffle and deck ordering

= November 27 = Reference_desk/Archives/Mathematics/2009 November 27


 * 1) Constructing a parabola that squishes near zero
 * 2) Question regarding a LOG property
 * 3) approximate percentage of true statements that can be proved in an axiomatic system?
 * 4) Operations

= November 28 = Reference_desk/Archives/Mathematics/2009 November 28


 * 1) Trisecting an angle
 * 2) Proof that 1+1=2
 * 3) Hilbert's axiom IV.6 (SAS congruence)

= November 29 = Reference_desk/Archives/Mathematics/2009 November 29


 * 1) Clarification on Euler-Lagrange Equation
 * 2) Differential equations
 * 3) Ratio Test
 * 4) Riemann zeta function
 * 5) Rotation group of the dodecagon

= November 30 = Reference_desk/Archives/Mathematics/2009 November 30


 * 1) Joint Account Bafflement
 * 2) Why is 3SAT hard ?
 * 3) Solving for Exponents via Algebra