Seminars and Talks 14:00 - 16:00, May 26, 2017 (Friday) Lecture Room B, 4th Floor, The 3rd General Building, NTHU Anomalous Propagation in a SIS Epidemiological Model 15:00 - 16:15, May 26, 2017 (Friday) R609, Astronomy-Mathematics Building, NTU On the Structure of Buildings, IV Conferences, Workshops and Special Events May 25 - 27, 2017 2017 NCTS Workshop on Dynamical Systems