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REMARKS ON DIGITAL PRODUCTS WITH NORMAL ADJACENCY RELATIONS

  • Han, Sang-Eon (Faculty of Liberal Education, Institute of Pure and Applied Mathematics, Chonbuk National University) ;
  • Lee, Sik (Department of Mathematics Education, Chonnam National University)
  • Received : 2013.07.13
  • Accepted : 2013.08.20
  • Published : 2013.09.25

Abstract

To study product properties of digital spaces, we strongly need to formulate meaningful adjacency relations on digital products. Thus the paper [7] firstly developed a normal adjacency relation on a digital product which can play an important role in studying the multiplicative property of a digital fundamental group, and product properties of digital coverings and digitally continuous maps. The present paper mainly surveys the normal adjacency relation on a digital product, improves the assertion of Boxer and Karaca in the paper [4] and restates Theorem 6.4 of the paper [19].

Keywords

References

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