Wikipedia:Reference desk/Archives/Mathematics/July 2011

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July 1

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 1

1. Fourier series
2. Montenegro football team

July 3

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 3

1. Probabilities being between 0 and 1 - an arbitrary scale or a necessary one?
2. Set theory proof help

July 4

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 4

1. Nilpotent groups
2. Convergence of a generated Sequence
3. Definition in topology
4. pie

July 5

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 5

1. Problem with continuous function
2. Maximum likelihood estimation / regression
3. Brownian motion on a Riemannian manifold as a scaling limit

July 6

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 6

1. Geometry question

July 7

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 7

1. Is there a better way to measure budget items in surveys than the median?

July 8

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 8

1. Using the Anderson–Darling test

July 9

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 9

1. Natural Boundary Condition

July 10

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 10

1. 24-cell
2. Nash equilibrium in a two-player zero-sum game
3. Tetrahedral pyramid

July 11

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 11

1. Palm–Khintchine theorem
2. 4-dimensional geometry
3. Line tangent to a set of circles

July 12

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 12

1. Simultaneous equations
2. Analog of Bezout's Identity with d=2, a,b,x,y odd
3. Probability problem; not your usual combinatorics problem

July 13

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 13

1. Dominion probability
2. Non-associativity of addition with infinite series
3. Cute way to evaluate a series
4. Need name for a distribution
5. quotation
6. Rewriting an absolutely convergent series

July 14

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 14

1. Constrained minimization
2. Matrix square root

July 15

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 15

1. Where do we find linear equations?
2. What are these number tringles called?

July 16

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 16

1. are numbers sets?
2. clothing with clothoids
3. 1 radian as a pure number
4. Taylor convergence

July 18

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 18

1. Time and angles, Similar Increments?

July 19

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 19

1. trigonometric identities
2. Help explain notation in Mathematical Logic book
3. Date calculation problem

July 20

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 20

1. Polynomials

July 21

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 21

1. Number theory

July 22

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 22

1. Runge's phenomenon
2. Secret sharing with 32-bit arithmetic
3. Paradox?
4. Dipole field lines

July 23

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 23

1. Estimating population standard deviation in the limit of small numbers

July 24

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 24

1. Continuity Correction

July 25

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 25

1. An explanation of chirality.

July 26

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 26

1. Triple Trouble
2. Eigenvalues of real skew-symmetric matrices are imaginary. Does this work in the other direction?

July 28

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 28

1. Value of the world's hoarded coins
2. what is remainder??:
3. Diagrams for Young Tableau
4. name of series
5. Converting dollars to Indian money

July 29

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 29

1. shooting arrows and finding angles

July 30

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 30

1. mathematics
2. Quaternion/matrix differential equation

July 31

Wikipedia:Reference_desk/Archives/Mathematics/2011 July 31

1. Triple Double Trouble