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Top Questions
Top Answers
100
Is it bad form to write mysterious proofs without explaining what one intends to do?
math.stackexchange.com

99
Check if a file exists with Lua
stackoverflow.com

85
How do I increase sudo password remember timeout?
apple.stackexchange.com

76
Continuous bijection from $(0,1)$ to $[0,1]$
math.stackexchange.com

72
Proof: 1007 can not be written as the sum of two primes.
math.stackexchange.com

71
Why “characteristic zero” and not “infinite characteristic”?
math.stackexchange.com

70
Every nonzero element in a finite ring is either a unit or a zero divisor
math.stackexchange.com

68
Lua print on the same line
stackoverflow.com

65
Why does Wolfram Alpha say the roots of a cubic involve square roots of negative numbers, when all three roots are real?
math.stackexchange.com

63
Why can't a set have two elements of the same value?
math.stackexchange.com

55
How to get an empty page with text at bottom?
stackoverflow.com

53
Lua's bytecode specification
stackoverflow.com

52
Which is larger? $20!$ or $2^{40}$?
math.stackexchange.com

52
Why do we use the word “scalar” and not “number” in Linear Algebra?
math.stackexchange.com

51
How do you cleanly exit interactive Lua?
stackoverflow.com

51
Reading whole files in Lua
stackoverflow.com

49
Lua replacement for the % operator
stackoverflow.com

48
Elegant proofs that similar matrices have the same characteristic polynomial?
math.stackexchange.com

47
Mac OS X terminal delete word by word
stackoverflow.com

46
What does infinity in complex analysis even mean?
math.stackexchange.com

45
How do you prove that $n^n$ is $O(n!^2)$?
math.stackexchange.com

44
Really advanced techniques of integration (definite or indefinite)
math.stackexchange.com

43
Famous mathematical quotes
mathoverflow.net

42
Is it possible to simulate a floor() function with elementary arithmetic?
math.stackexchange.com

42
Is an automorphism of the field of real numbers the identity map?
math.stackexchange.com

41
Ring of polynomials over a field has infinitely many primes
math.stackexchange.com

41
Why is integration so much harder than differentiation?
math.stackexchange.com

39
Why $\sqrt{-1 \times -1} \neq \sqrt{-1}^2$?
math.stackexchange.com

39
What are good books to learn graph theory?
math.stackexchange.com

38
Print all but the first three columns
stackoverflow.com

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