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ncmathsadist

Chapel Hill, NC

http://www.ncssm.edu/~morrison

I am the chief wizard of computing at http://www.ncssm.edu

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103
Examples of patterns that eventually fail
math.stackexchange.com

81
Surprising identities / equations
math.stackexchange.com

78
Why is $L^{\infty}$ not separable?
math.stackexchange.com

66
Why can ALL quadratic equations be solved by the quadratic formula?
math.stackexchange.com

61
Is there a mathematical symbol for "For every element"?
math.stackexchange.com

54
Prove: $\int_0^\infty \sin (x^2) \, dx$ converges.
math.stackexchange.com

53
Your favourite application of the Baire Category Theorem
math.stackexchange.com

53
What is the purpose of the first test in an inductive proof?
math.stackexchange.com

43
Prime factorization of 1
math.stackexchange.com

41
What does list[x::y] do?
stackoverflow.com

41
Why $0!$ is equal to $1$?
math.stackexchange.com

41
Interesting "real life" applications of serious theorems
math.stackexchange.com

36
Teaching binary to 6-8 year olds
cseducators.stackexchange.com

33
Changing a number between arbitrary bases
math.stackexchange.com

30
When do we get extraneous roots?
math.stackexchange.com

28
Why do *nix-y folks single-quote like `this' instead of like 'this'?
softwareengineering.stackexchange.com

26
Piecewise functions: Got an example of a real world piecewise function?
math.stackexchange.com

23
Summation Theorem how to get formula for exponent greater than 3
math.stackexchange.com

21
Why is the complex number $z=a+bi$ equivalent to the matrix form $\left(\begin{smallmatrix}a &-b\\b&a\end{smallmatrix}\right)$
math.stackexchange.com

20
$\sqrt{x}$ isn't Lipschitz function
math.stackexchange.com

20
Inequality with (1-x) as denominator
math.stackexchange.com

19
Pseudo-Cauchy sequence
math.stackexchange.com

18
Continuous bijection from $(0,1)$ to $[0,1]$
math.stackexchange.com

18
Is $a^{\ln b} = b^{\ln a}$?
math.stackexchange.com

18
Homomorphisms between fields are injective.
math.stackexchange.com

18
The square of an integer is congruent to 0 or 1 mod 4
math.stackexchange.com

18
How was TeX output visualised on screen, back in the day?
tex.stackexchange.com

18
Does Bounded Covergence Theorem hold for Riemann integral?
math.stackexchange.com

17
Is a line parallel with itself?
math.stackexchange.com

16
Negative 1 to the power of Infinity
math.stackexchange.com

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