Symposium Number Theory & Discrete Mathematics

• 09.30 Welcome and coffee
• 10.00 Opening by Sjoerd Verduyn Lunel (Dean of the Faculty of Science)
• 10.15 Frits Beukers (Utrecht University)
  Another look at the real numbers.
• 10.45 Jan-Hendrik Evertse (University of Leiden)
  Approximation of algebraic numbers by algebraic numbers.
• 11.15 Break
• 11.45 Yann Bugeaud (University of Strasbourg)
  On the decimal expansion of an algebraic number.
• 12.30 Lunch
• 14.00 Hendrik Lenstra (University of Leiden)
  Cyclic affine permutations.
• 14.45 Break
• 15.00 Pieter Moree (Max-Planck Institute for Mathematics, Bonn)
  Sister Beiter's cyclotomic coefficient conjecture and Kloosterman sums.
• 15.30 Break
• 16.00 Samir Siksek (University of Warwick)
  Integral Points on Curves of Higher Genus
• 16.45 Drinks

• 09.15 Welcome and coffee
• 09.45 Joost Batenburg (University of Antwerp)
  Reconstructing star-shaped objects from limited projection data.
• 10.15 Break
• 10.30 Luca Zamboni (University of Lyon/Reykjavik University)
  Discrete structures coding interval exchange transformations.
• 11.15 Break
• 11.45 Mike Keane (Wesleyan University, Connecticut)
  Characterizations of Morse and Toeplitz minimal sets.
• 12.30 Lunch
• 14.00 Cor Kraaikamp (Delft University of Technology)
  Subtractive algorithms.
• 14.30 Break
• 14.45 Lajos Hajdu (University of Debrecen)
  Neighborhood sequences and their applications.
• 15.30 Break
• 16.00 Lex Schrijver (CWI)
  Permanents, colourings, dimers.
• 16.45 Drinks

Coffee and tea will be served in the corridor close to the lecture room, lunches in the restaurant on the first floor (Dutch counting) and drinks in the Foobar on the ground floor.