Seminars and Talks 13:30 - 14:45, April 9, 2019 (Tuesday) R609, Astronomy-Mathematics Building, NTU KR Strata of Siegel Modular Varieties 15:30 - 17:00, April 9, 2019 (Tuesday) R440, Astronomy-Mathematics Building, NTU Fans and Normal Toric Varieties 15:30 - 17:30, April 9, 2019 (Tuesday) R537, Astronomy-Mathematics Building, NTU Local Mean Oscillation and A2 Conjecture