作者: M. E. Abd El-Monsef , A. M. Kozae , A. A. Abo Khadra
DOI: 10.1155/S0161171296001032
关键词:
摘要: The process of changing a topology by some types its local discrete expansion preserves s-closeness, S-closeness, semi-compactness, semi-T, semi-R, E {0,1,2}, and extremely dis- connectness Via other forms such above replacements one can have topologies which satisfy separation axioms the original does not