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damiano

UK

I am mostly familiar with algebraic geometry and number theory.

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Top Questions
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Top Answers
74
what mistakes did the Italian algebraic geometers actually make?
mathoverflow.net

46
Does the number pi have any significance besides being the ratio of a circle's diameter to its circumference?
math.stackexchange.com

36
What do all the $k$-cycles in $S_n$ generate?
math.stackexchange.com

30
Torsion-freeness of Picard group
mathoverflow.net

28
Using Gröbner bases for solving polynomial equations
math.stackexchange.com

23
Algebraic geometry examples
mathoverflow.net

22
Which algebraic varieties admit a morphism to a curve?
mathoverflow.net

22
Characterizations of complex Abelian varieties (especially 3-folds) among projective nonsingular varieties?
mathoverflow.net

19
Birational invariants and fundamental groups
mathoverflow.net

18
Parametrizing implicit algebraic curves
math.stackexchange.com

18
Compactification of a manifold
mathoverflow.net

16
Given a family of curves, when does there exist a fibered surface over Spec Z parametrizing them?
mathoverflow.net

16
Does a closed immersion of an affine scheme in a smooth scheme factor over an open affine subscheme?
mathoverflow.net

11
Does $9^{2^n} + 1$ always have a prime factor larger than $40$?
math.stackexchange.com

11
A local-to-global principle for being a rational surface
mathoverflow.net

11
Largest rank submatrix of a skew symmetric matrix
mathoverflow.net

10
Proof of the result that the Galois group of a specialization is a subgroup of the original group?
mathoverflow.net

10
Quadratic forms over finite fields
mathoverflow.net

9
Why is fundamental group insufficient to classify manifolds?
math.stackexchange.com

9
Reference request: is the punctual Hilbert scheme irreducible?
mathoverflow.net

8
Is an algebraic bijection from a projective variety to itself necessarily an isomorphism?
mathoverflow.net

8
Two discs with no parallel tangent planes
mathoverflow.net

8
When is a blow-up a non-trivial product?
mathoverflow.net

8
When is a product of elliptic curves isogenous to the Jacobian of a hyperelliptic curve?
mathoverflow.net

7
Which algebraic varieties admit a morphism to a curve?
mathoverflow.net

7
When can we cancel vector bundles from tensor products?
mathoverflow.net

7
Ring of closed manifolds modulo fiber bundles
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6
Complex Analysis Question
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6
Why isn't there a structure with two primes?
mathoverflow.net

5
Dimension of Vector space
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