User keaton

8 votes

1 answer

792 views

What is the main failure in using Naive Chow group in Artin Stack

asked Jan 9, 2017 at 2:13

6 votes

1 answer

513 views

Is every algebraic space a 1-geometric stack?

asked Feb 20, 2018 at 2:46

4 votes

1 answer

2k views

Irreducibility of fiber product of irreducible varieties via dominant morphisms

asked Apr 15, 2017 at 3:26

4 votes

0 answers

265 views

Is there an analogy of Sumihiro's equivariant Chow's lemma for DM stack?

asked Nov 26, 2017 at 3:28

3 votes

0 answers

145 views

Theta bundles on moduli space of principal G-bundles

asked Aug 5, 2019 at 13:09

2 votes

0 answers

272 views

What is the degree zero Gromov-Witten invariant of quintic threefold?

asked Jan 9, 2018 at 14:45

2 votes

0 answers

186 views

Splittings in the difference bundle construction of Atiyah-Hirzebruch

asked Jan 25, 2019 at 12:31

1 vote

0 answers

74 views

Is it possible to represent a closed substack as a fundamental cycle?

asked Apr 28, 2019 at 10:22

1 vote

0 answers

248 views

Irreducible components of normal cone $C_{X/Y}$ dominates X?

asked Mar 29, 2017 at 7:55

1 vote

0 answers

204 views

How can we construct a derived scheme as a gluing of derived schemes?

asked Feb 15, 2018 at 18:16

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10 Questions

What is the main failure in using Naive Chow group in Artin Stack

Is every algebraic space a 1-geometric stack?

Irreducibility of fiber product of irreducible varieties via dominant morphisms

Is there an analogy of Sumihiro's equivariant Chow's lemma for DM stack?

Theta bundles on moduli space of principal G-bundles

What is the degree zero Gromov-Witten invariant of quintic threefold?

Splittings in the difference bundle construction of Atiyah-Hirzebruch

Is it possible to represent a closed substack as a fundamental cycle?

Irreducible components of normal cone $C_{X/Y}$ dominates X?

How can we construct a derived scheme as a gluing of derived schemes?