The 23rd USTC-AHU-AHJZU Joint Seminar on Algebraic Combinatorics
Organizers: Tatsuro Ito (AHU), Jack Koolen (USTC),Ying-Ying Tan (AHJZU) and Yi Wang (AHU)
Date: September 2, 2023 (Saturday)
Place: Room 801, Management R & D Building, USTC.
Schedule:
10:30 – 11:20 Alexander Ivanov (SUSTech and Russian Academy of Science)
Geometry of the Thompson sporadic simple group
11:30 – 13:30 Lunch
13:30 – 14:20 Ziqing Xiang (向子卿) (SUSTech)
Tight block designs
14:30 – 15:20 Denis Krotov (AHU and Sobolev Institute of Mathematics)
Multispreads and additive completely regular codes
15:50 – 16:40 Jin-Xin Zhou (周进鑫) (Beijing Jiaotong University)
Locally bi-2-transitive graphs and cycle-regular graphs
16:55 – 17:45 Patrick Sol´e (AHU and Institut de Math´ematiques de Marseille)
A notion of bent sequences based on Hadamard matrices
18:00 – 20:00 Dinner
