R.P.'s user avatar
R.P.'s user avatar
R.P.'s user avatar
R.P.
  • Member for 12 years, 6 months
  • Last seen this week
32 votes

Daunting papers/books and how to finally read them

25 votes
Accepted

Is the Hasse principle a birational invariant?

20 votes

$P(x)=P(y)$ has infinitely many integer solutions

18 votes

Results that are widely accepted but no proof has appeared

17 votes

History of powers beyond squares and cubes

17 votes

What to do after a pure math academic path?

16 votes

What are some ways to stay engaged with the mathematical community from outside academia?

16 votes
Accepted

reference request: rational points on the unit sphere

15 votes

Elliptic Curves over Rings?

14 votes
Accepted

Is $e^p\in\mathbb{Q}_p$ known to be transcendental?

14 votes
Accepted

Why does inconstructibility of $\sqrt[3]{2}$ imply impossibility of cube doubling?

14 votes

Nontrivial solutions for $\sum x_i = \sum x_i^3 = 0$

13 votes
Accepted

Find all rational solutions of this diophantine-equation?

13 votes

Demystifying complex numbers

13 votes
Accepted

Diophantine representation of the set of prime numbers of the form $n²+1$

13 votes

Pressure to defend the relevance of one's area of mathematics

13 votes

Finding $q(x)$ such that $p(q(x))$ is reducible over $\mathbb{Q}[x]$

12 votes
Accepted

Brauer groups and field extensions

12 votes
Accepted

When is $f(a,b)=\frac{a^2+b^2}{1+ab}$ a perfect square rational number?

12 votes

Is being principal a local property?

10 votes

Does this equation have any nonzero solutions

10 votes
Accepted

Does GAGA hold over other topological fields?

9 votes

The boundedness of the rank of twists of a fixed curve

8 votes
Accepted

Is any quadric birational to a product of Brauer-Severi varieties?

8 votes

Brauer group of projective space

8 votes

Textbook for Etale Cohomology

8 votes

Demystifying complex numbers

8 votes

Picard groups of quartic K3 surfaces

8 votes
Accepted

$N_p := \text{card}\{(x, y, z, t) \in (\textbf{F}_p)^4 : ax^4 + by^4 + z^2 + t^2 = 0\}?$

8 votes

Obstructions for a group to be the multiplicative group of a field