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Answers
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4
Theorems in Euclidean geometry with attractive proofs using more advanced methods
9
Are there any good computer programs for drawing (algebraic) curves?
18
Problem in Rick Miranda: finding genus of a Projective curve
18
Taking “Zooming in on a point of a graph” seriously.
15
When does a ring surjection imply a surjection of the group of units?
2
non-locally trivial A^n bundles
9
Higher dimensional version of the Hurwitz formula?
10
Can an infinite commutative ring have a finite (but nonzero) number of non-nilpotent zero-divisors?
3
A proof for a statement about polynomial automorphism
6
What can be the analogue of Frobenius in complex geometry?
2
Nef divisors with few global sections
19
Can any smooth hyperelliptic curve be embedded in a quadric surface?
2
When is the pushforward of a vector bundle still a vector bundle?
7
Does a weaker condition than vanishing derivative imply a function being constant?
9
When does the blow-up of $CP^2$ at N points embed in $CP^4$?
16
Why the underlying function of a monomorphism may not be an injection
5
Is Hartshorne’s definition of the category of varieties natural?
1
Obstruction for a real algebraic surface to be a complex algebraic curve
1
Endomorphisms of stable vector bundles over a Riemann surface
4
Is it possible to check two curves on birational equivalence by some computer algebra system?
7
Quartic Space Curves
7
Line bundles, linear systems and normalization
1
What’s the meaning of pencils in birational geometry?
2
Is a particular element of a particular ring a nonzerodivisor?
4
Incidence Correspondence
6
divisors on Abelian varieties
3
Necessary and sufficient conditions for a sum of idempotents to be idempotent
2
Irreducible “family” of relative effective divisors of a smooth morphism
9
Any irreducible component of the HIlbert scheme contains an irreducible element
4
Condition on the canonical divisor for Yau Inequality - effective or ample?
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