Seminars and Talks 10:00 - 15:00, October 13, 2017 (Friday) R201, Astronomy-Mathematics Building, NTU 2017 NCTS Short Course and Seminar on Dynamical Systems 10:30 - 11:30, October 13, 2017 (Friday) R440, Astronomy-Mathematics Building, NTU An introduction to Taiwan Mathematic School -- Derived and Homological Algebraic Geometry 15:00 - 16:15, October 13, 2017 (Friday) R609, Astronomy-Mathematics Building, NTU Reduced Unit Groups of Totally Definite Quaternion Algebras Over Real Quadratic Fields. Conferences, Workshops and Special Events October 12 - 14, 2017 ReaDiNet 2017: International Conference on Mathematical Biology