Wikipedia:Reference desk/Archives/Mathematics/March 2008

= March 1 = Reference_desk/Archives/Mathematics/2008 March 1


 * 1) Lebesgue Integration Question
 * 2) Large Numbers
 * 3) Arc Symbol
 * 4) Is there any discovery that could destroy mathematics?
 * 5) The difference of x to the power of n  upto nth position defined
 * 6) question
 * 7) Grading
 * 8) In math, do you have to do exercises so that your algorithm works well in general??

= March 2 = Reference_desk/Archives/Mathematics/2008 March 2


 * 1) Geometry of an eclipse
 * 2) Reference_desk/Archives/Mathematics/2008 March 2
 * 3) Why 10?

= March 3 = Reference_desk/Archives/Mathematics/2008 March 3


 * 1) Idefinite Integral
 * 2) JC-1 H2 Mathematics: Sequences and Series question
 * 3) Friedrichs' Inequality
 * 4) special functions
 * 5) Another combinations problem

= March 4 = Reference_desk/Archives/Mathematics/2008 March 4


 * 1) Summation of K^2
 * 2) statistics question
 * 3) A needing question...
 * 4) Uniqueness of reduced matrix
 * 5) Log^2 n

= March 5 = Reference_desk/Archives/Mathematics/2008 March 5


 * 1) Reference_desk/Archives/Mathematics/2008 March 5
 * 2) Trigonometry simplification
 * 3) Equilateral right triangle / shortest distance between points

= March 6 = Reference_desk/Archives/Mathematics/2008 March 6


 * 1) Cake Cutting
 * 2) Eigenvectors
 * 3) Number of faces of the projection of a convex polyhedron
 * 4) This bit of Quaternion source code -- are my assumptions correct?
 * 5) generalization of Taylor's theorem for multivariate functions
 * 6) Calculating the birth date
 * 7) real valued function continuous only at rational points
 * 8) So, you find yourself on a deserted island...

= March 7 = Reference_desk/Archives/Mathematics/2008 March 7


 * 1) Math Vocab
 * 2) Sine
 * 3) Log equation
 * 4) Cauchy-Riemann equations
 * 5) Lines
 * 6) RIEMANN ZETA FUNCTION
 * 7) simple σ-algebra product identity
 * 8) line to point reflection formula

= March 8 = Reference_desk/Archives/Mathematics/2008 March 8


 * 1) Index of matrix
 * 2) Pseudoinverse of a Matrix
 * 3) Uniqueness of best fit curves
 * 4) natural logarithm
 * 5) Euler-Mascheroni constant: betting on its irrationality
 * 6) modular question
 * 7) Free numerical ODE libraries
 * 8) Follow up on question of "straight lines"
 * 9) Solution to a Second Degree DiffEQ
 * 10) Is there a specific name for a town celebrating its 190th anniversary?

= March 9 = Reference_desk/Archives/Mathematics/2008 March 9


 * 1) Effects of small sample size in ANOVA
 * 2) Entropy maximizing distribution

= March 10 = Reference_desk/Archives/Mathematics/2008 March 10


 * 1) Error in the fundamental theorem of calculus?
 * 2) Question
 * 3) Rings
 * 4) f(x)=1^x&g(x)=(-1)^x
 * 5) Learning Calculus fast
 * 6) Special functions
 * 7) division by zero

= March 11 = Reference_desk/Archives/Mathematics/2008 March 11


 * 1) Topology
 * 2) math

= March 12 = Reference_desk/Archives/Mathematics/2008 March 12


 * 1) Least Squares Question
 * 2) Probabilities and this year's Champions League quarter finals
 * 3) Math: real-life examples of polynomial division?
 * 4) Chi-square test

= March 13 = Reference_desk/Archives/Mathematics/2008 March 13


 * 1) Generating random numbers
 * 2) Financial calculator question
 * 3) PDE -> ODE
 * 4) I need help with pi & circumference

= March 14 = Reference_desk/Archives/Mathematics/2008 March 14


 * 1) Happy Pi Day
 * 2) Percentages
 * 3) Group Theory
 * 4) Origin of asymmetry in conformation of symmetrical shape in a higher dimension (+ origami!)

= March 15 = Reference_desk/Archives/Mathematics/2008 March 15


 * 1) A measurable set?

= March 16 = Reference_desk/Archives/Mathematics/2008 March 16


 * 1) grasping math to an intermediate level
 * 2) Local Sidereal Time Conversion
 * 3) Possibility of solving this equation

= March 17 = Reference_desk/Archives/Mathematics/2008 March 17


 * 1) is mathematics subjective?
 * 2) Simultaneous Equation
 * 3) Infinitely Many Factors
 * 4) math: polynomial as the difference of two squares
 * 5) need a more indepth determination
 * 6) Solve for y: x = y - 1/y

= March 18 = Reference_desk/Archives/Mathematics/2008 March 18


 * 1) Proof of Chain Rule
 * 2) Calculating inflation by consumer price index statistics
 * 3) Area Between Curves
 * 4) Rational function conjecture

= March 19 = Reference_desk/Archives/Mathematics/2008 March 19


 * 1) Angle bisector proof
 * 2) Algebra question
 * 3) Divisibility curiosity
 * 4) Gödel's Incompleteness Theorems: Is The Math Reliable?
 * 5) Poincare Video
 * 6) Diophantine equation
 * 7) Complex Analysis
 * 8) How do you explain the fractional root of a number?
 * 9) problem setting up the equation
 * 10) Graphing calculator peculiarity

= March 20 = Reference_desk/Archives/Mathematics/2008 March 20


 * 1) What is the summation formula for a negative power?
 * 2) Proving Trigonometric Identities
 * 3) Fundamental group and de Rham cohomology
 * 4) Discrete cosine transform
 * 5) Incidence matrix
 * 6) Distribution Theory
 * 7) Chemistry question!

= March 21 = Reference_desk/Archives/Mathematics/2008 March 21


 * 1) explicit rule
 * 2) recursive rule
 * 3) Exponential of an exponential
 * 4) Peano Curve
 * 5) Happy Easter!
 * 6) simple question
 * 7) Algebra with probabilistic events
 * 8) Solving "almost" superincreasing knapsacks problem

= March 22 = Reference_desk/Archives/Mathematics/2008 March 22


 * 1) Uncountable Sets of Measure Zero
 * 2) a question for econs nerds
 * 3) Error in the Total order article?
 * 4) Chicken, fox, and grain problem
 * 5) The Riemann Zeta Function

= March 24 = Reference_desk/Archives/Mathematics/2008 March 24


 * 1) Null day?
 * 2) Checking number of citations
 * 3) Lebesgue measure of a subset of [0, 1) invariant under translation by Q
 * 4) Non-roots of unity having modulus 1
 * 5) Polarity associated with a conic, defined by Steiner construction?
 * 6) Parabola vs Hyperbola
 * 7) rational expressions
 * 8) rational expression

= March 25 = Reference_desk/Archives/Mathematics/2008 March 25


 * 1) whaddya call this functional?
 * 2) Sum of diagonals
 * 3) Exponential generating function
 * 4) Sum of powers
 * 5) Solving equation with inverse tangents
 * 6) Parabolas and Flashlights - real world situation - moving the focus to change the light output
 * 7) sphere question
 * 8) Julian and Gregorian Calendars and Zeller's Congrunce
 * 9) "Perfect" partition of the reals

= March 26 = Reference_desk/Archives/Mathematics/2008 March 26


 * 1) Algebra Question
 * 2) area element
 * 3) Intuitive understanding of the nCr formula
 * 4) Improvements on Cayley's theorem

= March 27 = Reference_desk/Archives/Mathematics/2008 March 27


 * 1) Algebra problem
 * 2) Algebra problem 2
 * 3) antiderivative help on ?
 * 4) The number line
 * 5) Three calculus problems
 * 6) Factorials and Primes
 * 7) Finding Non-real solutions of systems of equations
 * 8) Weight of paper
 * 9) Core 2 Exam Revision
 * 10) Finding the solution
 * 11) quick sum question
 * 12) Algebra Question

= March 28 = Reference_desk/Archives/Mathematics/2008 March 28


 * 1) Competition draw algorithm
 * 2) Set of even, prime, and positive numbers/integers
 * 3) Area of a triangle
 * 4) The marriage problem
 * 5) "Perfect" partition of the reals (continued)

= March 29 = Reference_desk/Archives/Mathematics/2008 March 29


 * 1) This function as an approximation to tetration?
 * 2) Function or Not?
 * 3) Glm link function choice
 * 4) Nicomachus, Introduction to Arithmetic
 * 5) name of generalized cross product construct

= March 30 = Reference_desk/Archives/Mathematics/2008 March 30


 * 1) x + 2 = x + 2
 * 2) Probability of selection - both with and without replacement
 * 3) The nature of mathematics

= March 31 = Reference_desk/Archives/Mathematics/2008 March 31


 * 1) micro economic development
 * 2) cos(π/2n)
 * 3) A metrisation theorem
 * 4) microeconomic  development