Wikipedia:Reference desk/Archives/Mathematics/September 2014

September 1

Wikipedia:Reference_desk/Archives/Mathematics/2014 September 1

September 3

Wikipedia:Reference_desk/Archives/Mathematics/2014 September 3

September 4

Wikipedia:Reference_desk/Archives/Mathematics/2014 September 4

September 7

Wikipedia:Reference_desk/Archives/Mathematics/2014 September 7

September 7

Wikipedia:Reference_desk/Archives/Mathematics/2014 September 7

1. Denumerable sets of trigonometric polynomials
2. What's the full pi number

September 8

Wikipedia:Reference_desk/Archives/Mathematics/2014 September 8

1. Does the Witch of Agnesi really have a well-defined centroid?
2. Greatest common divisor

September 10

Wikipedia:Reference_desk/Archives/Mathematics/2014 September 10

1. Friends meeting at the park

September 11

Wikipedia:Reference_desk/Archives/Mathematics/2014 September 11

1. is any of Spinoza's Ethics mathematically rigorous? (to the standard of published proofs.)
2. Statistical statement
3. Confusion Over Open Problem's Meaning
4. puzzle from game question...

September 13

Wikipedia:Reference_desk/Archives/Mathematics/2014 September 13

1. 3rd and 4th degree Bézier curve
2. Verifying that the cts dual space is subspace of the algebraic dual space

September 14

Wikipedia:Reference_desk/Archives/Mathematics/2014 September 14

1. Star angle

September 15

Wikipedia:Reference_desk/Archives/Mathematics/2014 September 15

1. closed group of operations
2. Graph theory:
3. Relation theory:
4. determine interior angle of triangle give the coordinates of the vertices.

September 17

Wikipedia:Reference_desk/Archives/Mathematics/2014 September 17

1. A Boolean algebra

September 18

Wikipedia:Reference_desk/Archives/Mathematics/2014 September 18

1. Mathematical Problems Immediately Relevant To Medicine
2. Logic Puzzles

September 19

Wikipedia:Reference_desk/Archives/Mathematics/2014 September 19

1. is midrange = midpoint?
2. AntiDerivative
3. "loops" in common-core math

September 22

Wikipedia:Reference_desk/Archives/Mathematics/2014 September 22

1. Why does this calculates the square root of two?
2. Real Analysis: bounded set

September 23

Wikipedia:Reference_desk/Archives/Mathematics/2014 September 23

1. Universal algebra based on free logic
2. Trig sum

September 25

Wikipedia:Reference_desk/Archives/Mathematics/2014 September 25

1. Linear equation perfect square solutions

September 26

Wikipedia:Reference_desk/Archives/Mathematics/2014 September 26

1. Approximation of the cosine function

September 27

Wikipedia:Reference_desk/Archives/Mathematics/2014 September 27

1. Decimal exponents

September 30

Wikipedia:Reference_desk/Archives/Mathematics/2014 September 30

1. Quadratic expression evaluates to perfect square
2. Automatic calculation with Excel