Thomas Kalinowski's user avatar
Thomas Kalinowski's user avatar
Thomas Kalinowski's user avatar
Thomas Kalinowski
  • Member for 13 years, 2 months
  • Last seen this week
  • Mittweida, Germany
5 votes

Values of the determinants $\det[|j-k|]_{1\le j,k\le n}$ and $\det[|j^2-k^2|]_{1\le j,k\le n}$

7 votes

"Gray code" for building teams

15 votes

Atlas-like websites on specific areas of mathematics

11 votes

References for literature from mathematicians who provided critiques and proposals concerning ethical aspects of mathematics research

8 votes
Accepted

Category theory & geometric measure theory?

3 votes

Famous theorems that are special cases of linear programming (or convex) duality

3 votes
Accepted

Is this totally unimodular family?

2 votes

Hu-Gomory trees and Optimum Communication tree

6 votes
Accepted

A generalization of Erdős-Ko-Rado theorem

5 votes
Accepted

Kovari-Sos-Turan theorem

4 votes
Accepted

Characterizing SP-DAGs by Forbidden Minors?

2 votes
Accepted

LP Constraints for Connected Subgraphs of Fixed Size

1 vote

A variant of set cover problem reformulated

2 votes
Accepted

Show $0-1$ Knapsack is polynomially reducible to this problem

6 votes

Applications of linear programming duality in combinatorics

2 votes
Accepted

Make multiple batches of maximum size, different sized objects

1 vote

r-chromatic graphs with sufficient girth

2 votes

Reference for Turan Density

4 votes
Accepted

Union-closed family generated by n 2-sets

2 votes
Accepted

Generalizing series-parallel digraphs with feedback

15 votes

List of proofs where existence through probabilistic method has not been constructivised

2 votes
Accepted

On the dependence on $\epsilon$ in Dvoretzky's theorem

3 votes

Two fold optimization: is there an established approach for this kind of problem?

2 votes

Is this (funny) combinatorial optimization problem NP-hard ? (cutting numbers and placing them in urns)

10 votes
Accepted

A question of Erdős

2 votes

Dividing the edges and diagonals of a polygon among disjoint sub-polygons

4 votes

Geometry, Number Theory and Graph Theory of n-gon, permutation and graph labeling?

1 vote
Accepted

Counting linearly ordered subsets of maximal length in partially ordered $d$-tuples of nonnegative integers

10 votes

covering designs of the form $(v,k,2)$

7 votes
Accepted

Stable Household Formation