English

3-connected Planar Graph Isomorphism is in Log-space

Computational Complexity 2008-09-16 v1

Abstract

We show that the isomorphism of 3-connected planar graphs can be decided in deterministic log-space. This improves the previously known bound UL\capcoUL of Thierauf and Wagner.

Cite

@article{arxiv.0806.1041,
  title  = {3-connected Planar Graph Isomorphism is in Log-space},
  author = {Samir Datta and Nutan Limaye and Prajakta Nimbhorkar},
  journal= {arXiv preprint arXiv:0806.1041},
  year   = {2008}
}
R2 v1 2026-06-21T10:47:57.637Z