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117
Check if a file exists with Lua
stackoverflow.com

115
Is it bad form to write mysterious proofs without explaining what one intends to do?
math.stackexchange.com

102
How do I increase sudo password remember timeout?
apple.stackexchange.com

100
Every nonzero element in a finite ring is either a unit or a zero divisor
math.stackexchange.com

94
Continuous bijection from $(0,1)$ to $[0,1]$
math.stackexchange.com

87
Lua print on the same line
stackoverflow.com

78
Why “characteristic zero” and not “infinite characteristic”?
math.stackexchange.com

73
Proof: 1007 can not be written as the sum of two primes.
math.stackexchange.com

70
Why can't a set have two elements of the same value?
math.stackexchange.com

69
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

66
Reading whole files in Lua
stackoverflow.com

65
Elegant proofs that similar matrices have the same characteristic polynomial?
math.stackexchange.com

64
How to determine if a list of polygon points are in clockwise order?
stackoverflow.com

63
Is an automorphism of the field of real numbers the identity map?
math.stackexchange.com

62
How do you cleanly exit interactive Lua?
stackoverflow.com

61
How do I append to a table in Lua
stackoverflow.com

59
Why do we use the word "scalar" and not "number" in Linear Algebra?
math.stackexchange.com

58
Why is integration so much harder than differentiation?
math.stackexchange.com

57
Lua replacement for the % operator
stackoverflow.com

55
Which is larger? $20!$ or $2^{40}$?
math.stackexchange.com

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

54
Lua's bytecode specification
stackoverflow.com

52
What are good books to learn graph theory?
math.stackexchange.com

51
lua: retrieve list of keys in a table
stackoverflow.com

49
Really advanced techniques of integration (definite or indefinite)
math.stackexchange.com

48
What does infinity in complex analysis even mean?
math.stackexchange.com

47
Ring of polynomials over a field has infinitely many primes
math.stackexchange.com

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

46
How do you prove that $n^n$ is $O(n!^2)$?
math.stackexchange.com

45
Subgroups of a cyclic group and their order.
math.stackexchange.com

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