Alec Jacobson's user avatar
Alec Jacobson's user avatar
Alec Jacobson's user avatar
Alec Jacobson
  • Member for 11 years, 11 months
  • Last seen more than a month ago
15 votes
2 answers
6k views

Linearly constrained eigenvalue problem

11 votes
2 answers
4k views

How can one construct a sparse null space basis using recursive LU decomposition?

6 votes
1 answer
558 views

Who discovered the winding number?

4 votes
2 answers
382 views

Construct polygon/polyhedron containing all points not externally visible w.r.t given polygon/polyhedron?

4 votes
0 answers
377 views

Efficiently factorize a KKT system with block diagonal upper corner

3 votes
1 answer
743 views

General method for under and over determined systems?

3 votes
0 answers
334 views

What is the analog of "monotonic" for scalar functions on surfaces?

3 votes
2 answers
9k views

Who first realized that the shortest distance between two points is a straight line? [closed]

3 votes
1 answer
185 views

How to cover n sites with the smallest number of fixed radius balls?

2 votes
1 answer
65 views

Example of worst case distributions for 4D convex hull

2 votes
4 answers
618 views

Show that the Minkowski sum of two triangles in 3D is the union of Minkowski sums of each triangle along the other's edges?

1 vote
1 answer
1k views

Minimum spanning subgraph with at least one incoming and one outgoing edge

1 vote
0 answers
148 views

Fastest algorithm for finding the closest semi-definite matrix?

1 vote
3 answers
307 views

How to optimize for the best fit nonuniform-scale-rotation to a given 3×3 matrix?