摘要
本文综述作者近年来关于遗传闭包保持集族的研究结果,主要探讨在造当的附加条件下σ-遗传闭包保持集族向σ-局部有限集族转化的问题。
In this paper some author's research results are summariaed onhereditarily closure-preserving collections in recent years.It mainly discusses the uestton transforming hereditarily closure preserving collections into locally finite collections under a suitable addi- tional condition.
出处
《山西师范大学学报（自然科学版）》
1992年第2期17-23,共7页
Journal of Shanxi Normal University(Natural Science Edition)
关键词
遗传闭包保持集族
基网
Hereditarily closure preserving collection
Base
Network
