MathOverflow will be down for maintenance for approximately 3 hours, starting Monday evening (06/24/2013) at approximately 9:00 PM Eastern time (UTC-4).

Piotr Achinger

3,202
Reputation
1856 views
Is this your account?

Registered User 

Name Piotr Achinger
Member for 3 years
Seen 6 hours ago
Website
Location Berkeley
Age 26
PhD student, UC Berkeley
16

Questions
votes newest views recent
5

2

3

3
11
votes
2
answers
726
views

Fixed Point Property in Algebraic Geometry

mar 16 10 at 21:59 Torsten Ekedahl 18k●1●42●68

2

2

1
7
votes
5
answers
541
views

Principal bundles over groups

feb 14 11 at 22:45 David Roberts 11.9k●2●18●56

3
7
votes
2
answers
283
views

Algebraic definition of the Kuranishi map

jan 15 at 10:56 Peter Dalakov 1,361●5●10

2
6
votes
4
answers
648
views

Cohomology of line bundles

aug 28 at 21:23 Piotr Achinger 3,202●7●18

2

1 2 next

 

53

Answers
votes newest views recent
25
Serre’s FAC in English
17
Intuitive pictures in characteristic p
16
Is there an algebraic geometry analogue of the closed graph theorem?
10
What algorithm in algebraic geometry should I work on implementing?
9
Depth zero, high dimension
9
The main idea in the proof of Artin’s vanishing
8
On some finiteness properties for schemes
8
What are the general techniques for proving a variety is not toric?
7
Vector Bundles on normal surfaces
7
Learning path for the proof of the Weil Conjectures
5
Projectives in the category of coherent sheaves on a projective variety
4
Does a section having no zero locus divisor imply that it is nowhere vanishing?
4
Relating the toric rank of a semistable curve and the first Betti number of its reduction graph
4
What is the algebraic geometry version of the spheres?
4
When does $Aut(X)=Bir(X)$ hold?
4
cohomology of the Gauss-Manin connection
4
flatness criterion on normal bases
4
meaning of normalization
3
Finite extension of projective space
3
Theta group representation
3
Are there general position results in singular algebraic sets?
3
Linearly generated embedding?
3
Reference request: base point freeness of $2\Theta$
3
Extensions of truncated Witt vectors
3
Equality of rational maps
3
Elkies' supersingularity theorem in higher dimension
3
Commuting Matrices and the Weak Nullstellensatz
3
Equivalent definitions of arithmetically Cohen-Macaulay varieties
2
Reference for Dieudonné modules
2
Projective Modules and their Determinants, Extended or not?
1 2 next

 

502

Votes
480
22

 

66

Tags
× 59
× 7
× 6
× 6
× 4
× 4
× 3
× 2
× 2
× 2
 × 2
× 2
× 2
× 2
× 2
× 2





























 

25

Badges
● Good Answer
● Nice Question× 5
● Organizer
● Yearling× 3
 ● Civic Duty
● Nice Answer× 4
● Enlightened
● Enthusiast
 ● Commentator
● Editor
● Autobiographer
● Critic
 ● Supporter
● Scholar
● Student
● Teacher