Wikipedia:Reference desk/Archives/Mathematics/March 2012

= March 1 = Reference_desk/Archives/Mathematics/2012 March 1


 * 1) Hauntings & Mental Health (homework question)

= March 2 = Reference_desk/Archives/Mathematics/2012 March 2


 * 1) Hilbert transform

= March 3 = Reference_desk/Archives/Mathematics/2012 March 3


 * 1) Can't figure out probability mistake
 * 2) Getting my head around tensors
 * 3) Rotation vs. orbit
 * 4) Dividing by 3, 6, prime or odd numbers other than 5, 25, 125 etc.?
 * 5) Formal proof that the number of arcs in a tree is one less than the number of nodes.
 * 6) Standard Deviation and Excel/SPSS
 * 7) are consistent self-references usually allowed

= March 4 = Reference_desk/Archives/Mathematics/2012 March 4


 * 1) Harmonic mean of exponential variables
 * 2) Grouping in statistics
 * 3) weird result

= March 5 = Reference_desk/Archives/Mathematics/2012 March 5


 * 1) What does "diddle factor" mean?

= March 6 = Reference_desk/Archives/Mathematics/2012 March 6


 * 1) unwrapped script
 * 2) Proof that a series tends to zero
 * 3) what is the problem with this proof that 2=3
 * 4) Solving all quintics by Algebraic means

= March 7 = Reference_desk/Archives/Mathematics/2012 March 7


 * 1) weighted random walk

= March 8 = Reference_desk/Archives/Mathematics/2012 March 8


 * 1) 10 of 26 of 53!
 * 2) Showing that something is a tensor
 * 3) what is the actual percent advantage in the problem listed?
 * 4) vapour pressure

= March 9 = Reference_desk/Archives/Mathematics/2012 March 9


 * 1) Logarithm problems

= March 10 = Reference_desk/Archives/Mathematics/2012 March 10


 * 1) Extending proof to uncountable subsets of R
 * 2) Eccentricity of a conic section
 * 3) Big or Little

= March 11 = Reference_desk/Archives/Mathematics/2012 March 11


 * 1) Existence and uniqueness of solutions
 * 2) Quantum mechanics for mathematicians
 * 3) Dimensions in vector spaces

= March 12 = Reference_desk/Archives/Mathematics/2012 March 12


 * 1) Quantifying heterogeneity
 * 2) Need the answer of this question in algebra
 * 3) Extending theorem to uncountable sets
 * 4) Tensors
 * 5) who sets racetrack odds and how?
 * 6) applications of linear functions

= March 13 = Reference_desk/Archives/Mathematics/2012 March 13


 * 1) Vectors
 * 2) Using Euler's theorem to find the last digits of a tetration
 * 3) A week in Planck times

= March 14 = Reference_desk/Archives/Mathematics/2012 March 14


 * 1) Names of these functions
 * 2) Intuitive interpretation of Lebesgue integrals

= March 15 = Reference_desk/Archives/Mathematics/2012 March 15


 * 1) Probability question
 * 2) Convert Hamiltonian path problem into subset sum problem and vice-versa

= March 16 = Reference_desk/Archives/Mathematics/2012 March 16


 * 1) Dividing a square into triangles

= March 17 = Reference_desk/Archives/Mathematics/2012 March 17


 * 1) Name the terms

= March 18 = Reference_desk/Archives/Mathematics/2012 March 18


 * 1) Infinite sum
 * 2) Minesweeper
 * 3) Cominatorics question
 * 4) Latex question

= March 19 = Reference_desk/Archives/Mathematics/2012 March 19


 * 1) Partitioning a square into five subsquares

= March 20 = Reference_desk/Archives/Mathematics/2012 March 20


 * 1) Name for a vector space with a zero quadratic form
 * 2) Modelling with Beta-Distributions

= March 21 = Reference_desk/Archives/Mathematics/2012 March 21


 * 1) could you tell me if this is correct

= March 22 = Reference_desk/Archives/Mathematics/2012 March 22


 * 1) Sleeping Beauty problem
 * 2) Ability to write complex numbers as real + imaginary (x +iy)

= March 23 = Reference_desk/Archives/Mathematics/2012 March 23


 * 1) Is it possible to use a repeating decimal to fraction converter to store information?
 * 2) More direct proof?

= March 24 = Reference_desk/Archives/Mathematics/2012 March 24


 * 1) coinflip story doesn't add up

= March 25 = Reference_desk/Archives/Mathematics/2012 March 25


 * 1) relations between symmetries
 * 2) Coordinate transformation
 * 3) Free software for plotting data
 * 4) Best angle for launching a projectile for the longest distance

= March 26 = Reference_desk/Archives/Mathematics/2012 March 26


 * 1) Special:Random
 * 2) TRI AN GLE IN E QUAL I TY
 * 3) Adding exponentials
 * 4) Show that these metrics are equivalent

= March 27 = Reference_desk/Archives/Mathematics/2012 March 27


 * 1) Trigonometry practice questions
 * 2) Help me name or find the existing name for this geometric concept!
 * 3) Homomorphisms from GL(n,Z) into a symmetric group?

= March 28 = Reference_desk/Archives/Mathematics/2012 March 28


 * 1) Determining whether a given polynomial is square.
 * 2) An apparent counter-example against the completeness of Presburger Arithmetic:
 * 3) Implementing RK45 Correctly

= March 29 = Reference_desk/Archives/Mathematics/2012 March 29


 * 1) math onto graphmatica
 * 2) A notation for Hadamard product

= March 30 = Reference_desk/Archives/Mathematics/2012 March 30


 * 1) Deciding whether a pentagon is cyclic
 * 2) World Population
 * 3) Lottery odds

= March 31 = Reference_desk/Archives/Mathematics/2012 March 31


 * 1) A maximal theory for solving physical problems
 * 2) Differential Equations
 * 3) Highly leveraged small financial bets as an alternative to lottery tickets