Wikipedia:Reference desk/Archives/Mathematics/October 2016

= October 1 = Reference_desk/Archives/Mathematics/2016 October 1


 * 1) Question about volumes of a cube section.
 * 2) Calculating Sine and Cosine using nothing but a single complex number

= October 5 = Reference_desk/Archives/Mathematics/2016 October 5


 * 1) Median range
 * 2)  Geometry Origami problem, take 2
 * 3) Russian roulette
 * 4) Inverse cube expression and spirals

= October 6 = Reference_desk/Archives/Mathematics/2016 October 6


 * 1) Spherical Trigonometry

= October 7 = Reference_desk/Archives/Mathematics/2016 October 7


 * 1) What is the value of these sums
 * 2) Beats me

= October 10 = Reference_desk/Archives/Mathematics/2016 October 10


 * 1) Name for such progressions

= October 11 = Reference_desk/Archives/Mathematics/2016 October 11


 * 1) How to isolate a variable

= October 12 = Reference_desk/Archives/Mathematics/2016 October 12


 * 1) Interpreting how significant the findings are when χ2 (1) #s are given in a study
 * 2) NP-hardness
 * 3) Derivative when working with the field of rational functions

= October 14 = Reference_desk/Archives/Mathematics/2016 October 14


 * 1) The ancient Greeks and Euler's polyhedron formula

= October 16 = Reference_desk/Archives/Mathematics/2016 October 16


 * 1) Interval (mathematics), Curve

= October 17 = Reference_desk/Archives/Mathematics/2016 October 17


 * 1) Plane Projection of a Hyperbola
 * 2) Unitary Transformation
 * 3) Measure of angle formed by absolute value graph

= October 18 = Reference_desk/Archives/Mathematics/2016 October 18


 * 1) Triple bar: real or hooey?
 * 2) equation of circle

= October 19 = Reference_desk/Archives/Mathematics/2016 October 19


 * 1) Area of an ellipse

= October 20 = Reference_desk/Archives/Mathematics/2016 October 20


 * 1) Sum of the reciprocals of the subfactorials

= October 21 = Reference_desk/Archives/Mathematics/2016 October 21


 * 1) The union of lines joining points on a variety to a fixed point on it
 * 2) Rare math symbol unicode

= October 22 = Reference_desk/Archives/Mathematics/2016 October 22


 * 1) 0.01825 as fraction and percentage

= October 23 = Reference_desk/Archives/Mathematics/2016 October 23


 * 1) What is a Zwicky Search?

= October 27 = Reference_desk/Archives/Mathematics/2016 October 27


 * 1) Hash functions based on quadratic residues

= October 28 = Reference_desk/Archives/Mathematics/2016 October 28


 * 1) if ANOVA fails for a given population X, (and/or Y), under what circumstances can you still cross compare X and Y?

= October 29 = Reference_desk/Archives/Mathematics/2016 October 29


 * 1) Is there possibly a relationship between Russell's Paradox, Godel's Incompleteness Theorems, and the Vacuous Truth?
 * 2) Coastlines
 * 3) Can an ultrafilter, on an infinitely countable set, be countable?

= October 30 = Reference_desk/Archives/Mathematics/2016 October 30


 * 1) Maths

= October 31 = Reference_desk/Archives/Mathematics/2016 October 31


 * 1) If I knew what to call this topic, I wouldn't have posted...