报告题目 (Title):The positivity of the canonical basis under the comultiplication (乘法条件下正则基的正性)
报告人 (Speaker): 樊赵兵 教授 (哈尔滨工程大学)
报告时间 (Time):2023年4月23日(周日) 9:00
报告地点 (Place):F309
邀请人(Inviter):张红莲、孙建才
报告摘要:We show the positivity of the canonical basis for a modified quantum affine sln and modified i-quantum groups under the comultiplication. This is a joint work with Yiqiang Li.