User Enrique Acosta - MathOverflow

Enrique Acosta

Member for 15 years, 1 month
Last seen more than 7 years ago

Colombia

Network profile

7 Questions

Score Activity Newest Views

47 votes

5 answers

10k views

Set theory and Model Theory

asked Apr 30, 2010 at 1:57

39 votes

7 answers

11k views

Geometric meaning of the Euler sequence on $\mathbb{P}^n$ (Example 8.20.1 in Ch II of Hartshorne)

asked Nov 12, 2009 at 17:45

8 votes

1 answer

2k views

Normal bundle to a curve in P^2

asked Feb 7, 2010 at 0:49

5 votes

2 answers

1k views

Question on an example about flatness in Hartshorne

asked Jun 20, 2011 at 22:08

5 votes

4 answers

1k views

What is the fan of the toric blow-up of $\mathbb{P}^3$ along the union of two intersecting lines?

asked Jul 12, 2011 at 16:30

4 votes

1 answer

1k views

Interpolation of sequences by analytic functions

asked Dec 1, 2009 at 1:07

3 votes

3 answers

594 views

Which rank 1 bundle over $\mathbb{P}^1$ is this exceptional divisor?

asked Jul 19, 2011 at 16:08