节点文献
亚并理想及其某些性质
METAJOIN-IDEAL AND ITS SOME PROPERTIES
【摘要】 本文给出了理想的并未必为理想的例证 ;并引进了亚并理想的概念 ,且给出了格中亚并理想的任意交、任意并的封闭性 .
【Abstract】 In this paper,we have examplied that the union of ideals of a lattice needs not be a ideal of a lattice.In a lattice the definition of metajoin-ideal has been introduced,and the family of all metajoin-ideals is closed under arbitrary intersection as well as arbitrary union.
- 【文献出处】 哈尔滨师范大学自然科学学报 ,NATURAL SCIENCE JOURNAL OF HARBIN NORMAL UNIVERSITY , 编辑部邮箱 ,1999年04期
- 【分类号】O153
- 【下载频次】11