Sean Lawton's user avatar
Sean Lawton's user avatar
Sean Lawton's user avatar
Sean Lawton
  • Member for 13 years, 2 months
  • Last seen more than a week ago
6 votes
Accepted

How to calculate the fundamental group of general configuration space

4 votes

Is a local system on a surface determined by simple closed loops?

6 votes

Recommendations for getting into sheaves with emphasis on differential geometry and algebraic topology

4 votes

When is a topological fiber bundle Zariski locally trivial?

2 votes

Path lifting property for $\pi:M\rightarrow M/G$ for $G$ compact Lie acting smoothly and freely

6 votes
Accepted

What do the components of $\operatorname{Hom}(\pi_1(S),\operatorname{SL}_n(\mathbb{R}))$ look like?

8 votes
Accepted

Deep learning for knot theory. Classification

2 votes

Group actions on affine varieties with closed orbits

7 votes
Accepted

Why is the $\operatorname{GL}_n$ character variety "cohomologically" the product of the $\operatorname{PGL}_n$ character variety and a torus?

5 votes

Variety of commuting matrices

10 votes

Lunch seminars for PhD students

3 votes

Distinct knots with same $A$-polynomial

8 votes

Character variety of the free group

4 votes

What is (explicitly) known about the SL(n,C) character varieties of 3-manifolds?

6 votes

Homotopically equivalent compact Lie groups are diffeomorphic

4 votes
Accepted

Picard group of moduli of principal bundles

4 votes
Accepted

Complexification of compact Lie groups and complex algebraic linear reductive groups

14 votes
Accepted

Non-Abelian Hodge theory

3 votes
Accepted

Ring of invariants for $n$-tuples of Lie algebras

4 votes
Accepted

Is a complex or real algebraic variety homotopically equivalent to a CW complex?

2 votes

Mixed Hodge structure cohomology of fibration

4 votes
Accepted

Is quotient of projective scheme over arbitrary base by a finite group also projective

2 votes

Automorphisms of $G/Z(G)$ with $G$ simply connected

3 votes

Is the irreducible locus of the character variety a principal bundle in Zariski topology?

1 vote

Level sets of the polynomial function $𝑥^2+𝑦^2−𝑥+𝑦−𝑎𝑥𝑦$ over $\mathbb{F}_𝑝$

7 votes

Is it possible to use Feynman diagrams to represent a dot product $a \cdot b$?

6 votes
Accepted

Euler Characteristic of $SL_m(\mathbb{C})/SO_m(\mathbb{C})$

2 votes

The ¨irreducible¨ representation variety of surface group

4 votes
Accepted

Reductive groups in algebraic geometry

3 votes

Generalize $H^1_{dR}(X)=\mathrm{Hom} (\pi_1(X),\mathbb R)$ to fundamental Groupoid

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