학술저널
WEAK DISTANCES
- 충청수학회
- Journal of the Chungcheong Mathematical Society
- Volume 23, No. 3
-
2010.09535 - 546 (12 pages)
- 2
In this paper, we introduce a concept of a weak dis-tance and show that AP is a bire ective subcategory of WD. More-over, we introduce a concept of a co-tower which is an equivalent description of approach spaces.
1. Introduction
2. Preliminaries
3. Relationship between AP and WD
4. Co-towers
References
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