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41
How does a non-mathematician go about publishing a proof in a way that ensures it to be up to the mathematical community's standards?
math.stackexchange.com

22
prove $f'(x)=f(x)$
math.stackexchange.com

21
The Use of the Axiom of Choice in an Elementary Proof
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20
Passing an argument to a slot
stackoverflow.com

17
What's the thing with $\sqrt{-1} = i$
math.stackexchange.com

17
Infinite number of mistakes in a proof
math.stackexchange.com

16
Prove by mathematical induction that $1 + 1/4 +\ldots + 1/4^n \to 4/3$
math.stackexchange.com

15
How to prove that a torus has the same volume as a cylinder (with the height equal to the torus' perimeter)
math.stackexchange.com

15
strstr faster than algorithms?
stackoverflow.com

14
A polyomino puzzle
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13
Prime factorization of 1
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12
Conditional existence of real numbers
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12
Is there a function with this property?
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12
Functions which are Continuous, but not Bicontinuous
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12
Prove\Refute: for every norm in $\mathbb{R}^n: \left \| x \right \|\leq \max (\left \| x+y \right \|,\left \| x-y \right \|)$
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12
If $A$ is singular, is $A^3+A^2+A$ singular?
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12
The word “distinguished” in algebra
math.stackexchange.com

11
Limit of $\sqrt[n]{a^n-b^n}$ as $n\to\infty$
math.stackexchange.com

10
Best Strategy for a die game
math.stackexchange.com

10
Can the Surface Area of a Sphere be found without using Integration?
math.stackexchange.com

10
Why is $\ln N - \ln(N-1) = \frac1N$ for large $N$?
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10
What math should a programmer know?
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10
Two $NP$-complete languages whose union is in $P$?
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9
Square of a graph
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9
Why is this tuple of vectors not a basis for $\mathbb{R}^{2}$?
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9
Power series of $\ln(x+\sqrt{1+x^2})$ without Taylor
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9
Is the set of all rationals with denominators less than $10^6$ closed in $\mathbb{R}$?
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9
A game played on a rectangle
math.stackexchange.com

8
Trick to showing for which primes $p$ is $34$ a square?
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8
Mathematics problems for very young children?
math.stackexchange.com

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