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Wikipedia:Reference_desk/Archives/Mathematics/2012 October 1

1. http://en.wikipedia.org/wiki/Ellipse#General_polar_form
2. Complex functions

Wikipedia:Reference_desk/Archives/Mathematics/2012 October 2

1. Time derivative of the anomalies
2. How much mathematics is essential?
3. Calculus and differential equations
4. Fast test for non-factorable polynomials of a special form

Wikipedia:Reference_desk/Archives/Mathematics/2012 October 3

1. Log- Linear Plot given the coordinates?
2. Generating function of a particular sequence
3. Model theory
4. Why trig doesn't work?

Wikipedia:Reference_desk/Archives/Mathematics/2012 October 4

1. Finitely generated abelian groups

Wikipedia:Reference_desk/Archives/Mathematics/2012 October 5

1. Mathematics degrees
2. Incompleteness theorem

Wikipedia:Reference_desk/Archives/Mathematics/2012 October 6

1. Root problem
2. Relations: any usual way to denote/describe the following relation?
3. Statistically, is this a valid argument?

Wikipedia:Reference_desk/Archives/Mathematics/2012 October 7

1. silly question
2. simple math wikicode

Wikipedia:Reference_desk/Archives/Mathematics/2012 October 8

1. How do you decompose this into orbits?
2. 4 of a kind probabilities

Wikipedia:Reference_desk/Archives/Mathematics/2012 October 9

1. Number theoretic function -- growth, properties
2. Probability question
3. Stabilizer of cosets
4. Dividing a circle question. (Peace sign)
5. Formula for Poulet numbers

Wikipedia:Reference_desk/Archives/Mathematics/2012 October 10

1. Mathematical Analysis of the Electoral College

Wikipedia:Reference_desk/Archives/Mathematics/2012 October 11

1. what is the full Bessel function solution for the cylindrical wave equation?
2. calculus partial derivatives problem [y^−3/2arctan(x/y)] *urgent* help me..?
3. on non-euclidean geometry

Wikipedia:Reference_desk/Archives/Mathematics/2012 October 12

1. Congruence question

Wikipedia:Reference_desk/Archives/Mathematics/2012 October 13

1. Who decide if a mathematical model is valid?
2. Trigonometric derivatives

Wikipedia:Reference_desk/Archives/Mathematics/2012 October 14

1. Solving Polynomials
2. Expressing equation
3. What's the functional square root of sin(x)?
4. Infinite sum

Wikipedia:Reference_desk/Archives/Mathematics/2012 October 15

Wikipedia:Reference_desk/Archives/Mathematics/2012 October 16

Wikipedia:Reference_desk/Archives/Mathematics/2012 October 17

Wikipedia:Reference_desk/Archives/Mathematics/2012 October 18

Wikipedia:Reference_desk/Archives/Mathematics/2012 October 22

Wikipedia:Reference_desk/Archives/Mathematics/2012 October 23

Wikipedia:Reference_desk/Archives/Mathematics/2012 October 26

Wikipedia:Reference_desk/Archives/Mathematics/2012 October 27

Wikipedia:Reference_desk/Archives/Mathematics/2012 October 28

Wikipedia:Reference_desk/Archives/Mathematics/2012 October 29

Wikipedia:Reference_desk/Archives/Mathematics/2012 October 30

1. Relationship between ${\displaystyle IJ}$ and ${\displaystyle IcapJ}$
2. Canonical map
3. Generalization of the Laplacian and partial derivative
4. Heisenberg Principle Implies Theorem
5. Properties of the generalized Laplacian

Wikipedia:Reference_desk/Archives/Mathematics/2012 October 31

1. limit percentage of no duplicates drawing half...
2. Can Obama win?