English

The rainbow covering number of clean tangled clutters

Combinatorics 2025-09-11 v1 Optimization and Control

Abstract

In this brief note, we prove a min-min equality for a clean tangled clutter, that the rainbow covering number is equal to the connectivity of its setcore.

Keywords

Cite

@article{arxiv.2509.08505,
  title  = {The rainbow covering number of clean tangled clutters},
  author = {Ahmad Abdi and Gérard Cornuéjols},
  journal= {arXiv preprint arXiv:2509.08505},
  year   = {2025}
}