User Tommaso Scognamiglio

17 votes

3 answers

2k views

Variety of commuting matrices

asked Aug 29, 2021 at 10:47

13 votes

2 answers

2k views

Non-Abelian Hodge theory

asked Apr 20, 2021 at 8:49

12 votes

0 answers

387 views

Perverse sheaves and representation theory

asked Dec 7, 2021 at 8:55

12 votes

1 answer

567 views

Reference for character sheaves over $\mathrm{GL}_n(q)$

asked Feb 16, 2022 at 14:54

11 votes

2 answers

977 views

Reference for combinatorics with view towards representation theory/algebraic geometry

asked Nov 12, 2021 at 14:35

9 votes

2 answers

735 views

Bialynicki-Birula decomposition for real analytic varieties

asked Jul 5, 2021 at 13:04

8 votes

0 answers

388 views

Character stack and character variety

asked Jul 28, 2021 at 9:52

8 votes

2 answers

568 views

Explicit example de Rham moduli space of connections

asked Jul 29, 2021 at 8:17

6 votes

1 answer

505 views

Irreducible components of an algebraic stack

asked May 16, 2021 at 16:40

5 votes

1 answer

429 views

Comparison of weight filtration on cohomology of complex manifold

asked Jul 19, 2021 at 10:38

5 votes

1 answer

336 views

Invariants of cohomology of Springer sheaf

asked Sep 8, 2022 at 9:13

5 votes

1 answer

260 views

Principal bundles over smooth projective curve

asked Oct 9 at 12:57

4 votes

1 answer

712 views

Cohomology of singular projective cubic surface

asked Sep 9, 2021 at 13:57

3 votes

0 answers

124 views

Absolutely indecomposable objects and moduli space

asked Oct 16, 2021 at 13:44

3 votes

2 answers

577 views

Moduli stack of quiver representations

asked Sep 5, 2021 at 14:04

3 votes

1 answer

280 views

Integral locus of Hitchin morphism

asked May 25, 2021 at 14:57

3 votes

0 answers

117 views

Geometry of elements with prescribed multiplicity eigenvalues

asked Apr 23, 2021 at 12:10

3 votes

1 answer

348 views

Non Abelian Hodge theory: underlying structure holomorphic vector bundles

asked May 10, 2021 at 16:27

3 votes

1 answer

260 views

Invariants of general linear groups under torus action

asked May 17, 2022 at 9:40

2 votes

0 answers

206 views

Springer sheaf and Deligne-Lusztig induction

asked Dec 13, 2022 at 16:58

2 votes

0 answers

169 views

Counting points of parabolic Springer fibers

asked Apr 17, 2022 at 16:01

2 votes

0 answers

187 views

Counting fixed points on flag variety and Deligne-Lusztig functors

asked Dec 27, 2021 at 10:09

2 votes

1 answer

152 views

$\mathbb{C}^*$-action on moduli space of Higgs bundles

asked Nov 23 at 14:48

2 votes

2 answers

2k views

Mixed Hodge structure cohomology of fibration

asked Apr 12, 2021 at 14:33

2 votes

1 answer

236 views

Properties of stabilizers of adjoint action general linear group

asked Apr 13, 2021 at 17:59

2 votes

1 answer

415 views

Hyperkahler and symplectic complex geometry: reference?

asked Jun 9, 2021 at 20:36

2 votes

1 answer

283 views

Quotient variety and subgroups

asked Oct 4, 2021 at 16:53

1 vote

1 answer

808 views

Cohomology of quotient stack

asked Sep 16, 2021 at 14:55

1 vote

1 answer

305 views

Quiver varieties associated to D_4

asked Sep 20, 2021 at 9:58

1 vote

1 answer

207 views

Comparing cohomology of quotient by algebraic group and Borel subgroup

asked May 8, 2022 at 17:30

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30 Questions

Variety of commuting matrices

Non-Abelian Hodge theory

Perverse sheaves and representation theory

Reference for character sheaves over $\mathrm{GL}_n(q)$

Reference for combinatorics with view towards representation theory/algebraic geometry

Bialynicki-Birula decomposition for real analytic varieties

Character stack and character variety

Explicit example de Rham moduli space of connections

Irreducible components of an algebraic stack

Comparison of weight filtration on cohomology of complex manifold

Invariants of cohomology of Springer sheaf

Principal bundles over smooth projective curve

Cohomology of singular projective cubic surface

Absolutely indecomposable objects and moduli space

Moduli stack of quiver representations

Integral locus of Hitchin morphism

Geometry of elements with prescribed multiplicity eigenvalues

Non Abelian Hodge theory: underlying structure holomorphic vector bundles

Invariants of general linear groups under torus action

Springer sheaf and Deligne-Lusztig induction

Counting points of parabolic Springer fibers

Counting fixed points on flag variety and Deligne-Lusztig functors

$\mathbb{C}^*$-action on moduli space of Higgs bundles

Mixed Hodge structure cohomology of fibration

Properties of stabilizers of adjoint action general linear group

Hyperkahler and symplectic complex geometry: reference?

Quotient variety and subgroups

Cohomology of quotient stack

Quiver varieties associated to D_4

Comparing cohomology of quotient by algebraic group and Borel subgroup