商映射的乘积是商映射的充分条件  

Sufficient Conditions for the Product of Quotient Mappings to Be Quotient Mapping

作　　者：陈雨欣 CHEN Yu-xin(School of Mathematical Sciences,South China Normal University,Guangzhou 510631,China)

机构地区：[1]华南师范大学数学科学学院,广州510631

出　　处：《大学数学》2018年第5期108-113,共6页College Mathematics

摘　　要：整理了关于商映射以及乘积空间的一些性质,得出了关于两个映射的乘积成为商映射的若干充分条件.Some properties of quotient mapping and product space are sorted,and several sufficient conditions for the product of two mappings to be quotient mapping are obtained.

关 键 词：商映射 乘积空间 映射的乘积 

分 类 号：O182.1[理学—数学]