Wikipedia:Reference desk/Archives/Mathematics/March 2007

= March 1 = Reference_desk/Archives/Mathematics/2007 March 1


 * 1) Apparently trivial abstract algebra problem
 * 2) Valuation of American Options Whaley Method
 * 3) Help with taking limits

= March 2 = Reference_desk/Archives/Mathematics/2007 March 2


 * 1) Nim Variation
 * 2) Solving simultaneous equations with 4 variables
 * 3) Smoothing titration data

= March 3 = Reference_desk/Archives/Mathematics/2007 March 3


 * 1) est
 * 2) Thick walled maze generation
 * 3) Modular arithmetic

= March 4 = Reference_desk/Archives/Mathematics/2007 March 4


 * 1) how to define anew way to count real number?
 * 2) Cardinality of the set of all functions
 * 3) CORRECTION OF HOW TO DEFINE ANEW WAY TO COUNT REAL NUMBERS SET ?
 * 4) rigonometric Identities
 * 5) Segre variety  is irreducible : how to prove something about certain ideal
 * 6) any help please?

= March 5 = Reference_desk/Archives/Mathematics/2007 March 5


 * 1) ermutations problem
 * 2) I need (...want) a diagram drawn.
 * 3) Compound Interest, 2 loans, 2 rates, how to split payments?
 * 4) This may be homework, but I hope it's OK...
 * 5) An Indeterminate form to an indeterminate form power

= March 6 = Reference_desk/Archives/Mathematics/2007 March 6


 * 1) How many edges on a cone?
 * 2) coordinate geometry and permutation and combination
 * 3) Best tactic in a gambling game
 * 4) Debt question

= March 7 = Reference_desk/Archives/Mathematics/2007 March 7


 * 1) i^i
 * 2) Series

= March 8 = Reference_desk/Archives/Mathematics/2007 March 8


 * 1) Not HW, studying. I swear
 * 2) Pi transcendental
 * 3) 4 coloured map of Europe
 * 4) Equation of artillery fire?

= March 9 = Reference_desk/Archives/Mathematics/2007 March 9


 * 1) vectors
 * 2) Dice odds question
 * 3) Intersection of plane and sphere
 * 4) s there any children's version of Mathematica ?

= March 10 = Reference_desk/Archives/Mathematics/2007 March 10


 * 1) A ball is chosen at random from n different vases...
 * 2) Drawing Fractals
 * 3) efficiently optimize multiple parameters?
 * 4) what is the derivative of this function?
 * 5) Tautology test for disjunctive normal form
 * 6) Proof that AB = I => BA = I
 * 7) Does this have a name?

= March 11 = Reference_desk/Archives/Mathematics/2007 March 11


 * 1) Binar vs. magma
 * 2) Integral
 * 3) what is the limit of this function?
 * 4) Division

= March 12 = Reference_desk/Archives/Mathematics/2007 March 12


 * 1) athematica
 * 2) -3 || x
 * 3) ( 3+4I )      (* Abs[ 3 + 4i ]

= March 13 = Reference_desk/Archives/Mathematics/2007 March 13


 * 1) limits / L'Hôpital's rule
 * 2) olynomials and rational expressions
 * 3) Is there a specific name for this rule?

= March 15 = Reference_desk/Archives/Mathematics/2007 March 15


 * 1) Solids of revolution

= March 16 = Reference_desk/Archives/Mathematics/2007 March 16

= March 17 = Reference_desk/Archives/Mathematics/2007 March 17


 * 1) how to sketch hyperbolas without table?
 * 2) Can u solve this?
 * 3) Basic Math Skills, using Chisum Block
 * 4) Powers
 * 5) abstract algebra
 * 6) Either I'm very stupid or there is a problem with mathematica

= March 18 = Reference_desk/Archives/Mathematics/2007 March 18


 * 1) Generic plot diagrams
 * 2) Differentiation of Trig
 * 3) Trend and Pattern
 * 4) Please help really hard

= March 19 = Reference_desk/Archives/Mathematics/2007 March 19


 * 1) Liouville-Roth constant of a logarithm
 * 2) derivative of the inverse of a logit function
 * 3) Fermat
 * 4) Latex program for beginners
 * 5) I Don't Understand This!!
 * 6)  Why are teachers and textbook authors incapable of writing a clear interest rate problem ?

= March 20 = Reference_desk/Archives/Mathematics/2007 March 20

= March 21 = Reference_desk/Archives/Mathematics/2007 March 21


 * 1) Fractional factorials
 * 2) what is the inverse of x exp(x)?
 * 3) is there any general way for this?
 * 4) Cardinality
 * 5) Radians and the area of a circle
 * 6) Math
 * 7) Gee Force Formula

= March 22 = Reference_desk/Archives/Mathematics/2007 March 22


 * 1) An algebra word problem
 * 2) SET THEORY: Binary Connectives
 * 3) Probability
 * 4) ath Reference Book
 * 5) Question..
 * 6) Very simple equation
 * 7) Terminology question: what is your preferred way of saying this?

= March 23 = Reference_desk/Archives/Mathematics/2007 March 23


 * 1) artesian form
 * 2) Philosophy logic/mathematical logic
 * 3) "Theory": model-theoretic or proof-theoretic concept?
 * 4) Abstract algebra
 * 5) account
 * 6) Product rule

= March 24 = Reference_desk/Archives/Mathematics/2007 March 24


 * 1) Expected value of variance
 * 2) Angular size
 * 3) stellar brightness

= March 25 = Reference_desk/Archives/Mathematics/2007 March 25


 * 1) Relation between e and music theory
 * 2) Range - Parentheses and Square Brackets

= March 26 = Reference_desk/Archives/Mathematics/2007 March 26


 * 1) atios
 * 2) Weighted mean and median where weights equal values
 * 3) Arc Length with Integrals
 * 4) Oblique Curvature?
 * 5) Some math
 * 6) Volume

= March 27 = Reference_desk/Archives/Mathematics/2007 March 27


 * 1) ompleteness
 * 2) Linear beam theory
 * 3) Ode to a differential equation
 * 4) Volume of a sphere

= March 28 = Reference_desk/Archives/Mathematics/2007 March 28


 * 1) Probability of choosing a 7-letter word from 7 random Scrabble letters
 * 2) Polynomial Division
 * 3) Probability of a "chain" of outcomes of certain length, in a long chain of events
 * 4) 'ith root of i''
 * 1) 'ith root of i''

= March 29 = Reference_desk/Archives/Mathematics/2007 March 29


 * 1) taylor series expansions...
 * 2) Mapping technique with arrows

= March 30 = Reference_desk/Archives/Mathematics/2007 March 30


 * 1) Maths Puzzle
 * 2) Similar to upper triangular matrices
 * 3) Probability in Mexican Train Dominoes
 * 4) Limit of Detection Question
 * 5) Integration
 * 6) line plots
 * 7) mathematics - mile/kilometer fractional relationship
 * 8) The Mathematics of Warping

= March 31 = Reference_desk/Archives/Mathematics/2007 March 31


 * 1) Room cooling
 * 2) Counting
 * 3) Calculating the sides of a triangle from the hypotenuse and the aspect ratio?
 * 4) Rounding
 * 5) Paradox?
 * 6) Sum and difference identity