BSD Plan for 2007-04-23 We are 1 day behind; i.e., we will start on the Mazur-Tate-Teitelbaum p-adic conjectures Wednesday. 1. Re-state the BSD formula 2. Other definitions of Tamagawa numbers: - points with good reduction - Neron model. 3. Several examples. 4. Projects (?) a. Robert B -- 2-descent b. Dustin M -- ap lists c. Robert M -- congruence graph d. Koopa K -- what we just did; finiteness of Sha's New project (?): * Heegner points package in SAGE (they are coming up)