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Ege Erdil

16k1 gold badge19 silver badges41 bronze badges

earned this badge 12 times.

How many elements of $S_9$ commute with $(123)(4567)$?

Awarded Feb 1 '20 at 17:00

an odd degree polynomial with cyclic Galois group has root all real

Awarded Nov 21 '18 at 2:35

Why is $ (2+\sqrt{3})^n+(2-\sqrt{3})^n$ an integer?

Awarded Jun 18 '18 at 18:24

The square roots of different primes are linearly independent over the field of rationals

Awarded Dec 1 '17 at 4:19

Find a polynomial over $\mathbb{Q}$ with a given Galois group.

Awarded Apr 27 '17 at 18:23

Why does “solvability” for groups suggest something about the solution of polynomials?

Awarded Apr 19 '17 at 8:05

Does there exist a basis for the set of $2\times 2$ matrices such that all basis elements are invertible?

Awarded Nov 6 '16 at 5:37

Are there infinitely many primes $p$ such that $p-2$ and $p+2$ are composite?

Awarded Oct 6 '16 at 5:14

Elementary solution of exponential Diophantine equation $2^x - 3^y = 7$.

Awarded Sep 26 '16 at 17:26

is $\sqrt[n]{n!}$ ever an integer?

Awarded Sep 18 '16 at 6:28

Is the difference of two irrationals which are each contained under a single square root irrational?

Awarded Aug 22 '16 at 7:31

Calculate $\int_{0}^{1} (x-f(x))^{2016} dx$, given $f(f(x))=x$.

Awarded May 8 '16 at 15:55

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