English

A note on clique-width and tree-width for structures

Logic in Computer Science 2008-06-03 v2

Abstract

We give a simple proof that the straightforward generalisation of clique-width to arbitrary structures can be unbounded on structures of bounded tree-width. This can be corrected by allowing fusion of elements.

Cite

@article{arxiv.0806.0103,
  title  = {A note on clique-width and tree-width for structures},
  author = {Hans Adler and Isolde Adler},
  journal= {arXiv preprint arXiv:0806.0103},
  year   = {2008}
}
R2 v1 2026-06-21T10:46:10.731Z