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出 处:《五邑大学学报(自然科学版)》2006年第2期37-41,共5页Journal of Wuyi University(Natural Science Edition)
基 金:国家自然科学基金资助项目(60473009;60542001);广东省自然科学基金项目(021358);江门市科技计划项目[2005]102
摘 要:引进L-拓扑空间的强准开(闭)集,讨论它的性质,建立它与已有近似开集之间的结构关系.其次引进强准闭包和强准内部,论述KURATOWSKI十四集定理的推广形式.最后引进强准连续、强准开(闭)序同态,讨论它们的性质.In this paper, first, strongly pre-open sets and strongly pre-closed sets in L-topological spaces are introduced. Then, their properties are studied and their structural relationship with known near-open sets are established. Third, the strong pre-interior and strong pre-closure are introduced and Kuratowski's fourteen-set theorem is discussed. Finally, strong pre-continuity and strongly pre-open (closed) mappings are introduced and their properties are discussed.
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