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Yet another short proof of the 4-colour theorem

General Mathematics 2009-05-22 v7

Abstract

The better title is "Yet another FALSE proof of the 4-colour theorem." Please consider all versions of this paper as historical material on the way to a non-computer proof of the 4-colour theorem. Interpreted as proofs, all versions are wrong.

Keywords

Cite

@article{arxiv.math/0611067,
  title  = {Yet another short proof of the 4-colour theorem},
  author = {Peter Doerre},
  journal= {arXiv preprint arXiv:math/0611067},
  year   = {2009}
}

Comments

This paper has been withdrawn

R2 v1 2026-07-22T17:45:36.713Z