English

Type-II Matrices and Combinatorial Structures

Combinatorics 2007-07-13 v1

Abstract

Type-II matrices are a class of matrices used by Jones in his work on spin models. In this paper we show that type-II matrices arise naturally in connection with some interesting combinatorial and geometric structures.

Cite

@article{arxiv.0707.1836,
  title  = {Type-II Matrices and Combinatorial Structures},
  author = {Ada Chan and Chris Godsil},
  journal= {arXiv preprint arXiv:0707.1836},
  year   = {2007}
}
R2 v1 2026-06-21T08:57:41.274Z