English

Matchings with Prescribed Color Counts

Combinatorics 2025-08-11 v1

Abstract

In this note, we prove an interesting result about perfect matchings in a complete bipartite graph with 2n vertices on each side, whose edges are colored in red and blue such that each vertex is part of n red edges and n blue edges.

Keywords

Cite

@article{arxiv.2508.06211,
  title  = {Matchings with Prescribed Color Counts},
  author = {Tudor Popescu},
  journal= {arXiv preprint arXiv:2508.06211},
  year   = {2025}
}
R2 v1 2026-07-01T04:40:51.683Z