首站-论文投稿智能助手
典型文献
s-Sequence-Covering Mappings on Metric Spaces
文献摘要:
In this paper,we introduce and study s-sequence-covering mappings and 1-s-sequence-covering mappings,obtain some characterizations of s-sequence-covering and compact images of metric spaces,and prove that every s-sequence-covering and compact mapping in first-countable spaces is a 1-s-sequence-covering mapping.
文献关键词:
作者姓名:
Xiangeng Zhou;Li Liu
作者机构:
Department of Mathematics,Ningde Normal University,Ningde 352100,China
引用格式:
[1]Xiangeng Zhou;Li Liu-.s-Sequence-Covering Mappings on Metric Spaces)[J].数学研究(英文),2022(01):54-66
A类:
B类:
Sequence,Covering,Mappings,Metric,Spaces,In,this,paper,we,introduce,study,sequence,covering,mappings,obtain,some,characterizations,compact,images,metric,spaces,prove,that,every,first,countable
AB值:
0.626884
相似文献
A Fast Radio Burst Backend for the Tianlai Dish Pathfinder Array
Zijie Yu;Furen Deng;Shijie Sun;Chenhui Niu;Jixia Li;Fengquan Wu;Wei-Yang Wang;Yougang Wang;Hui Feng;Lin Shu;Jie Hao;Reza Ansari;Albert Stebbins;Xuelei Chen-National Astronomical Observatories,Chinese Academy of Sciences,Beijing 100101,China;University of Chinese Academy of Sciences,Beijing 100049,China;Department of Astronomy,Peking University,Beijing 100871,China;Kavli Institute for Astronomy and Astrophysics,Peking University,Beijing 100871,China;Institute of Automation,Chinese Academy of Sciences,Beijing 100190,China;Guangdong Institute of Artificial Intelligence and Advanced Computing,Guangzhou 510535,China;Université Paris-Saclay,CNRS/IN2P3,IJCLab,F-91405 Orsay,France;Fermi National Accelerator Laboratory,P.O.Box 500,Batavia,IL 60510-5011,United States of America;Department of Physics,College of Sciences,Northeastern University,Shenyang 110819,China;Center of High Energy Physics,Peking University,Beijing 100871 China
机标中图分类号,由域田数据科技根据网络公开资料自动分析生成,仅供学习研究参考。