Seminars and Talks 11:00 - 12:30, April 19, 2017 (Wednesday) R202, Astronomy-Mathematics Building, NTU Ground State Patterns and Phase Transition of Spin-1 Bose-Einstein Condensates via $\Gamma$-Convergence Theory 13:30 - 14:30, April 19, 2017 (Wednesday) Lecture Room B, 4th Floor, The 3rd General Building, NTHU Zero Estimates: Then and Now, Upper and Lower