English

Solution of Erd\H{o}s Problem 633

Combinatorics 2026-05-06 v2 Metric Geometry

Abstract

We classify triangles that can be tiled only into a square number of congruent triangles, settling Erd\H{o}s Problem 633.

Keywords

Cite

@article{arxiv.2604.03609,
  title  = {Solution of Erd\H{o}s Problem 633},
  author = {Michael Beeson and Miklos Laczkovich and Yan X. Zhang},
  journal= {arXiv preprint arXiv:2604.03609},
  year   = {2026}
}

Comments

30 pages, 19 figures

R2 v1 2026-07-01T11:53:42.532Z