应我校理学院邀请，韩国汉阳大学（Hanyang University）Hee Sik Kim教授将于6月28日来我校做专题学术讲座，欢迎广大师生参加！报告的具体安排如下：
报告题目：Fraction sets and solution sets ingroupoids
报 告 人：Prof. Dr. Hee Sik Kim
报告摘要：In this talk, we introduce the notions offraction sets and solution sets in groupoids. We apply these two notions toseveral kinds of algebraic structures, and so obtain some interesting results.
报告人简介：Dr. Hee Sik Kim is working at Department ofMathematics,HanyangUniversity,Seoul,Korea, as aprofessor. He has received his Ph.D. atYonseiUniversity.He has published a book, “Basic Posets” with professor J. Neggers, in 1998, andpublished 250 papers in several journals. He is working as an (managing) editorof 5 journals. His mathematical research areas are BCK-algebras, fuzzyalgebras, poset theory, theory of semirings, Fibonacci numbers and theory ofgroupoids, and he is reviewing many papers in this areas. He is engaged inmartial arts, photography and poetry also.