Title1: Class numbers and $p$-ranks in $\mathbb{Z}^d_p$-towers

Speaker: Professor Daqing Wan(The university of California, irvine)

Time: Fri, Dec.29, 2017,PM 1:30-2:30

Title2: Multiple reciprocal sums and multiple reciprocal star sums of polynomials are almost never integers

Speaker: Professor Shaofang Hong(Sichuan university)

Time: Fri, Dec.29, 2017,PM 3:00-4:00

Location: Room 4318, Building No.4, Wushan Campus