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Top Questions
14
votes
For a graph $G$, why should one expect the ratio $\text{ex} (n;G)/ \binom n2$ to converge?
graph-theory
extremal-combinatorics
asked Dec 26 '12 at 23:03
math.stackexchange.com
10
votes
Existence of independent and identically distributed random variables.
probability
asked Nov 28 '12 at 12:20
math.stackexchange.com
8
votes
Galois group of $X^5 - X^3 - 2X^2 - 2X - 1$ over $\mathbb{Q}$.
homework
galois-theory
asked Apr 29 at 12:15
math.stackexchange.com
6
votes
Evaluating $\int\frac{x^{1/2}}{1+x^2}\,dx.$
calculus
integral
integration
indefinite-integral
asked May 22 '12 at 16:06
math.stackexchange.com
6
votes
Does a red/blue coloring of the infinite subsets of $\mathbb{N}$ necessarily give an infinite monochromatic $M\subset \mathbb{N}$?
combinatorics
ramsey-theory
asked Jan 20 at 16:37
math.stackexchange.com
6
votes
Is there a pattern of the factorization of a polynomial modulo $p$ as $p$ varies
polynomials
ring-theory
field-theory
finite-fields
asked Apr 29 at 21:50
math.stackexchange.com
5
votes
A holomorphic bijection from the open unit disc to the complex plane
complex-analysis
asked Feb 8 at 1:17
math.stackexchange.com
5
votes
Why is $PGL_2(5)\cong S_5$?
group-theory
finite-groups
permutation-groups
exceptional-isomorphisms
groups-of-lie-type
asked Apr 29 at 18:20
math.stackexchange.com
Top Answers
6
Show y is odd in the equation $y^3 =x^2 +2$
math.stackexchange.com
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