English

Centrally Image partition Regularity near 0

Combinatorics 2013-10-01 v1

Abstract

The notion of Image partition regularity near zero was first introduced by De and Hindman. It was shown there that like image partition regularity over N\mathbb{N} the main source of infinite image partition regular matrices near zero are Milliken- Taylor matrices. But Milliken- Taylor matrices are far apart to have images in central sets. In this regard the notion of centrally image partition regularity was introduced. In the present paper we propose the notion centrally partition regular matrices near zero for dense sub semigroup of (\ber+,+)(\ber^+,+) which are different from centrally partition regular matrices unlike finite cases.

Cite

@article{arxiv.1309.7425,
  title  = {Centrally Image partition Regularity near 0},
  author = {Tanushree Biswas and Dibyendu De and Ram Krishna Paul},
  journal= {arXiv preprint arXiv:1309.7425},
  year   = {2013}
}
R2 v1 2026-06-22T01:35:58.496Z