欢迎光临!
您现在所在的位置:首页 >> 通知公告 & 学术信息
学术信息
SEMINARS
Graph coverings (1)
时间  Datetime
2017-04-25 15:30 — 17:30 
地点  Venue
Middle Lecture Room
报告人  Speaker
Roman Nedela
单位  Affiliation
Matej Bel University
邀请人  Host
Yaokun Wu
报告摘要  Abstract
  • Graphs and Groups

Graphs with semiedges and their fundamental groups; Actions of groups on graphs; Highly symmetrical graphs; Subgroup enumeration; Enumeration of conjugacy classes.

  • Graph coverings and voltage spaces

Graph coverings and two group actions on a fibre; Voltage spaces, permutation voltage space; Caley voltage space; Coset voltage space; Equivalence of coverings and T-reduced voltage spaces; Enumeration of Coverings.

 

http://math.sjtu.edu.cn/conference/Bannai/2017/talk.php?20170424A