User pgraf - MathOverflow

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pgraf

Member for 9 years, 5 months
Last seen more than a month ago

Bayreuth, Germany

10 Answers

Score Activity Newest

7 votes

Accepted

Why do we need ampleness in the definition of stability/semistability

answered Nov 11, 2015 at 19:44

7 votes

Accepted

If the restriction of a vector bundle to a divisor is semi stable, then is the vector bundle itself semistable?

answered Dec 30, 2015 at 22:18

7 votes

Fundamental groups of compact Kähler manifolds

answered May 22, 2017 at 9:17

6 votes

Varieties with an ample vector bundle mapping to their tangent bundle

answered Aug 11, 2015 at 13:01

4 votes

Pull-back of reflexive sheaves

answered May 5, 2015 at 16:52

3 votes

Difference between Gieseker semistable and slope semistable

answered Oct 15, 2015 at 15:58

2 votes

fibers of birational contraction for complex manifolds - are they Moishezon?

answered Mar 1, 2018 at 19:00

2 votes

Can an ample class be written as a sum of two classes which are not even nef?

answered Nov 17, 2015 at 12:30

1 vote

variation on an exact sequence of logarithmic differentials

answered Aug 7, 2015 at 15:55

0 votes

Accepted

canonical divisors of a resolution of a normal surface singularity

answered May 29, 2015 at 9:26