User Ryan Budney

3 votes

Triangulations of 3-manifolds in Regina and SnapPy

answered Apr 2, 2019 at 17:40

3 votes

Accepted

Representing homology classes in a Heegaard diagram

answered Apr 4, 2017 at 6:20

3 votes

Links defined by link-severance tableau

answered Jun 21, 2018 at 14:09

3 votes

Lie group framing and framed bordism

answered Nov 28, 2023 at 8:52

3 votes

Counterexample to mostow rigidity theorem

answered Dec 11, 2023 at 20:40

3 votes

Removing a submanifold from a closed manifold

answered Nov 9, 2023 at 17:18

3 votes

geometric interpretation of Lie bracket

answered Mar 21, 2020 at 7:11

3 votes

Poincare-Hopf theorem for polytopes?

answered May 3, 2016 at 17:55

3 votes

There must be a good introductory numerical analysis course out there!

answered Mar 1, 2016 at 20:22

3 votes

Retract embedding of $S^{n}$ in its unit tangent bundle

answered Sep 11, 2015 at 7:18

3 votes

Accepted

(Alternative) Presentation for the pure braid group of the sphere

answered Nov 20, 2014 at 21:52

3 votes

Accepted

Circle bundles over $CP^1$ and self-intersection number of $CP^1$ embeddings

answered May 15, 2013 at 17:17

3 votes

Accepted

Symmetry group for the frame bundle of a G-space

answered Mar 12, 2013 at 23:54

3 votes

Accepted

Algorithm for finding inverse images of a local diffeomorphism

answered Aug 23, 2013 at 5:13

2 votes

Can a tangle of arcs of ellipses interlock

answered Aug 11, 2013 at 2:12

2 votes

Reference for Stasheff Operad

answered Sep 5, 2013 at 18:58

2 votes

Realizing homology classes on surfaces with boundary by simple closed curves

answered Jan 2, 2014 at 19:51

2 votes

Accepted

Diffeomorphism with prescribed behaviour

answered Apr 14, 2014 at 1:04

2 votes

Accepted

Construction of fibration over Riemannian Manifold

answered Feb 16, 2016 at 8:50

2 votes

About the homotopy type of diffeomorphism groups

answered Jun 18, 2021 at 6:30

2 votes

Determining loops of knots

answered Sep 24, 2021 at 4:43

2 votes

How to find the JSJ decomposition in the plumbing tree model of a graph manifold?

answered Dec 27, 2021 at 13:36

2 votes

Handle attachment information from Morse function and triangulation

answered Feb 17, 2023 at 4:16

2 votes

Computational complexity of computing homotopy groups of spheres

answered Mar 4, 2023 at 6:00

2 votes

Which homotopy classes $S^3 \to S^2$ lift to embeddings $S^3 \to S^2 \times D^3$?

answered Jun 3, 2021 at 20:44

2 votes

Parametrization of real-valued SU(N)

answered Feb 13, 2020 at 4:19

2 votes

What does the torsion-free condition for a connection mean in terms of its horizontal bundle?

answered Apr 18, 2019 at 20:17

2 votes

Teichmuller Theory introduction

answered Jan 4, 2010 at 19:08

2 votes

Why is the Alexander polynomial a quantum invariant?

answered Feb 3, 2010 at 7:10

2 votes

Trigonal loci in Teichmueller spaces

answered Feb 5, 2010 at 0:33

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437 Answers

Triangulations of 3-manifolds in Regina and SnapPy

Representing homology classes in a Heegaard diagram

Links defined by link-severance tableau

Lie group framing and framed bordism

Counterexample to mostow rigidity theorem

Removing a submanifold from a closed manifold

geometric interpretation of Lie bracket

Poincare-Hopf theorem for polytopes?

There must be a good introductory numerical analysis course out there!

Retract embedding of $S^{n}$ in its unit tangent bundle

(Alternative) Presentation for the pure braid group of the sphere

Circle bundles over $CP^1$ and self-intersection number of $CP^1$ embeddings

Symmetry group for the frame bundle of a G-space

Algorithm for finding inverse images of a local diffeomorphism

Can a tangle of arcs of ellipses interlock

Reference for Stasheff Operad

Realizing homology classes on surfaces with boundary by simple closed curves

Diffeomorphism with prescribed behaviour

Construction of fibration over Riemannian Manifold

About the homotopy type of diffeomorphism groups

Determining loops of knots

How to find the JSJ decomposition in the plumbing tree model of a graph manifold?

Handle attachment information from Morse function and triangulation

Computational complexity of computing homotopy groups of spheres

Which homotopy classes $S^3 \to S^2$ lift to embeddings $S^3 \to S^2 \times D^3$?

Parametrization of real-valued SU(N)

What does the torsion-free condition for a connection mean in terms of its horizontal bundle?

Teichmuller Theory introduction

Why is the Alexander polynomial a quantum invariant?

Trigonal loci in Teichmueller spaces