LIST OF TALKS, SPRING '03 ---------- January 23 and 30 Prof. Komlós: Clock arithmetic. February 6, 13, and 20 Profs. Carrington and Komlós: groups, fields, and field extensions. February 27 Kira Morrow and Joe Walsh: Euclidean constructions. March 6 Kira Morrow and Joe Walsh: Field extensions and geometry. March 13 Joe Walsh: The impossibility of trisecting 60o. March 27 Hisung Huang and Todd Stawicki: Constructible regular polygons. April 3 Matt DeFelice and Philip Engel: Number theory and the RSA coding scheme. April 10 Ronn Friedlander and Elif Sever: Geometric decompositions in R2. April 17 Debo Ogunniyi and Nirav Patel: Isometries in Rn. April 24 Yonathan Radchenko and Craig Urbanowicz: Cardinality. May 1 Chris Ross: The Banach-Tarski paradox.