Seminars and Talks 11:00 - 12:30, March 22, 2017 (Wednesday) R202, Astronomy-Mathematics Building, NTU To Collapse or Not to Collapse, that is the question. 15:00 - 16:00, March 22, 2017 (Wednesday) Lecture Room B, 4th Floor, The 3rd General Building, NTHU An Infinite Family of Counterexamples to the Hasse Principle for Shimura Curves