Seminars and Talks 13:30 - 15:00, May 7, 2025 (Wednesday) Cisco Webex, Online seminar Stable Vortex Dipoles Touching the Symmetry Axis in 2D Euler Flows: Sadovskii Vortex 14:00 - 15:00, May 7, 2025 (Wednesday) Room 515, Cosmology Building, NTU Elliptic K3 Surfaces and Relative Jacobian Fibration