Remke Kloosterman's user avatar
Remke Kloosterman's user avatar
Remke Kloosterman's user avatar
Remke Kloosterman
  • Member for 13 years, 7 months
  • Last seen more than 4 years ago
16 votes

Rank of $x (x^2 - 1) = c (c^2 - 1) y^2 $ over $\mathbb{Q}$ for given rational values of $c$

12 votes
Accepted

Counterexample to Proposition of Granville related to abc conjecture

12 votes

Computing factorials modulo p^N

11 votes
Accepted

Are orbifold singularities canonical?

11 votes
Accepted

Mordell-Weil of an elliptic surface after adjoining a nontorsion section: as small as possible?

10 votes

Does $(x^2 - 1)(y^2 - 1) = c z^4$ have a rational point, with z non-zero, for any given rational c?

10 votes
Accepted

How is this surface related to the square of that CM elliptic curve?

10 votes
Accepted

Hodge diamond of a Calabi-Yau fourfold

10 votes

Which algebraic surfaces have non-trivial H^1?

9 votes

What heuristic evidence is there concerning the unboundedness or boundedness of Mordell-Weil ranks of elliptic curves over $\Bbb Q$?

9 votes

When is an algebraic variety $\mathbb{Q}$-factorial?

8 votes
Accepted

Elliptic curve group law, Sum of intersection points

8 votes

How do you prove that a field is isomorphic to C(x)?

7 votes

Calculations of Pic^0, Pic, NS of surfaces

7 votes

Which 'well-known' algebraic geometric results do not hold in characteristic 2?

7 votes
Accepted

Singular fibres in the definition of an elliptic surface

7 votes

Example of non-modular elliptic surface?

7 votes

Rational zeros of a polynomial

6 votes
Accepted

Isogenies from hyperelliptic to elliptic curves

6 votes

Cubic hypersurfaces of complex projective space

5 votes

cohomology of complete intersections

5 votes

Mordell-Weil of an elliptic surface after adjoining a nontorsion section: as small as possible?

5 votes
Accepted

Selmer of an abelian variety versus that of its dual.

5 votes

Period integrals of the fiber of elliptically fibered K3 manifolds

5 votes
Accepted

Is resolution of singularities effective?

5 votes

Reference for elliptic 3-folds

5 votes

Where can I find the divisor class groups of du Val singularities?

5 votes
Accepted

Negative self-intersection and finiteness

5 votes
Accepted

Elliptic fibrations with few singular fibers

4 votes

Does there exist a holomorphic fibration of genus two over $\mathbb{P}^{1}$ with $7$ nodal singularities?